含み益はバーチャル ビットコインバブル(ルポ迫真) – 日本経済新聞

         

日本経済新聞

含み益はバーチャル ビットコインバブル(ルポ迫真)
日本経済新聞
… 「前から欲しかった車が買えた」。東京都内のすし店に勤める男性(51)は2018年1月にビットコイン払いで約300万円のメルセデス・ベンツを買った。海外で働いていた15年に日本への送金目的でビットコインを30万円分購入。イーサリアムなど買い足した他の通貨も値上がりし、昨年末に資産額が1億円を超えた。「将来
なぜ普及?信頼できる?――ブームの今、「ビットコイン」を基礎から学ぶITmedia
大石哲之:ビットコイン最新の見通し(1月22日)【フィスコ・ビットコインニュース】まぐまぐニュース!
スペインで初となる「決済はビットコインのみ」不動産が売却コインチョイス
株式会社みんかぶ –株探ニュース
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午後も方向感の掴みにくい展開か【フィスコ・ビットコインニュース】 – まぐまぐニュース!

         

午後も方向感の掴みにくい展開か【フィスコ・ビットコインニュース】
まぐまぐニュース!
1月23日11時30分時点のビットコイン(BTC)は、1,220,000円台でのもみ合いが続いている。日足のボリンジャーバンドでは、バンドが下向き基調となるなか、切り下がる-2σ(1,100,000円)と-1σ(1,250,000円)のレンジ内での推移が続く。ナイトセッションでは、1,110,000円を割れる場面もみられたが、その後5日線を目指した自

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ビットコインへの投資が「まともな投資」とは到底言えない最大の理由=今市太郎 – まぐまぐニュース!

         

まぐまぐニュース!

ビットコインへの投資が「まともな投資」とは到底言えない最大の理由=今市太郎
まぐまぐニュース!
土日の異常な上げ下げは、寡占者による予定調和の利益確保なのか? 年末CMEがビットコイン先物を上場してからまともな取引所で先物を売買できるようになったことから、結構それなりの売りがでることとなり、ビットコインは上げ一辺倒ではなくなりつつある印象があります。 しかし顧客に一定以上の安定した利益をコミットすべき

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Japan bitcoin bourse group stages Europe expansion – Financial Times

         

Financial Times

Japan bitcoin bourse group stages Europe expansion
Financial Times
BitFlyer, the Tokyo-based operator of one of the world's largest bitcoin exchanges, is expanding into Europe after receiving regulatory approval, as the infrastructure that supports cryptocurrency trading continues to grow off the back of the recent
bitFlyer Launches in Europe and Becomes the World's First Bitcoin Exchange to Be Regulated in Japan, the US and EuropeBusiness Wire (press release)

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Yes, Bitcoin Is a Means of Payment. Just Not Yet for You – Bloomberg

         

Bloomberg

Yes, Bitcoin Is a Means of Payment. Just Not Yet for You
Bloomberg
One popular workaround involves exchanges and wallet providers such as Coinbase and Xapo, which hold Bitcoin on behalf of millions of individual customers. Coinbase last year estimated that they were storing about 10 percent of all bitcoin in

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Bloomberg

Yes, Bitcoin Is a Means of Payment. Just Not Yet for You
Bloomberg
One popular workaround involves exchanges and wallet providers such as Coinbase and Xapo, which hold Bitcoin on behalf of millions of individual customers. Coinbase last year estimated that they were storing about 10 percent of all bitcoin in

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What Is Bitcoin Diamond?
The Merkle
For the people who assumed we were done with ridiculous Bitcoin fork names, the reality looks very different. More specifically, the launch of Bitcoin Diamond is almost upon us, and it will serve as yet another airdrop for existing Bitcoin users. After

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まぐまぐニュース!

ビットコインだけじゃない!? 私が実践する仮想通貨投資術(2018年版)=シバタナオキ
まぐまぐニュース!
そういった意味ではビットコインをかなり初期から保有していた方にとってはあまり参考にならない内容かもしれませんし、一攫千金を狙って全財産を仮想通貨に投入するようなリスクを取りたい方にも恐らく参考にならない可能性が高い、ということをはじめにお断りしておきます。 また、この記事の内容は投資を推奨するものでは
松本人志、ビットコイン暴落「買ったとき安かった」 – 芸能 : 日刊スポーツ日刊スポーツ
ビットコイン強気派のリー氏:22年までに12万5000ドルと予想ブルームバーグ
松本人志、ビットコインほか仮想通貨を複数保有「本当に微々たるもの」マイナビニュース
BLOGOS –ハフィントンポスト
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The Guardian

Bitcoin bubble? The warnings from history | Business | The Guardian
The Guardian
From the tulip craze to the South Sea and dotcom bubbles, the past teaches us to beware too strong a dose of irrational exuberance.
Bitcoin is a faith-based financial asset for a populist eraFinancial Times
Liam Dann: How big is the bitcoin bubble? – NZ HeraldNew Zealand Herald

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The San Diego Union-Tribune

What is Bitcoin, and is it really worth more than $17000?
The San Diego Union-Tribune
What is Bitcoin, and is it really worth more than $17,000? FILE – In this April 7, 2014 file photo, a man arrives for the. The Associated Press. FILE – In this April 7, 2014 file photo, a man arrives for the Inside Bitcoins conference and trade show in
Bitcoin buyers should be prepared to lose all their money, top UK regulator warnsCNBC
Bitcoin buyers should prepare to lose all their money, says regulator …The Independent
'Be Prepared to Lose Your Money.' A British Regulator Has a Warning for Bitcoin BuyersFortune
BBC News –Motley Fool –Fox Business
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GIGAZINE

Bitcoin(ビットコイン)の暗号化技術とBitTorrentのネットワーク技術を使い検閲不能・コストゼロ・常にアクセス可能なサイトを作る「ZeroNet」
GIGAZINE
Bitcoin(ビットコイン)は2017年10月には1BTCが65万円を突破するなど、世界的に活発な取引が行われている仮想通貨です。今最もホットな仮想通貨であるビットコインのシステムを利用して、検閲による削除が不可能・運営コストゼロ・インターネットに接続していなくてもアクセス …

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鴻海、ビットコインベンチャーに出資
NNA.ASIA
EMS(電子機器の受託製造サービス)世界最大手の鴻海精密工業が、傘下の投資会社を通じて仮想通貨であるビットコインを専門に扱うスタートアップ企業「Abra」に出資したもようだ。鴻海がビットコインの会社に… 関連国・地域: 台湾. 関連業種: 経済一般・統計/IT・通信/ …

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The Australian

Bitcoin briefly made Michael Poutre one of America's richest people
The Australian
This week the skyrocketing price of his unknown company made him a paper billionaire richer than any of them — and at Monday's high of $US3.9 billion, worth more than 1980s junk bond king Michael Milken or movie mogul Steven Spielberg, according to

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CoinJournal (blog)

Competition: Win Bitcoin Merchandise From BitcoinShirt Store
CoinJournal (blog)
After reading a recent Reddit post from the owners of Bitcoinshirt.co, we fell in love with their latest designs and got in touch with them about collaborating on some ideas for CoinJournal. In the next few weeks, we'll be releasing some exciting

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Business Insider

TOM LEE: Bitcoin's bloodbath was totally normal and opened up 'the biggest buying opportunity in 2018'
Business Insider
Sure, the wildly popular cryptocurrency plunged by as much as 34% in just two days, hitting an intraday low near the $9,185 level, but Lee says that sort of whipsawing price action is normal for bitcoin. Lee, the managing partner and head of research

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New Statesman

How bitcoin resembles the South Sea Bubble
New Statesman
As American historian Ira Berlin observed in the first of three Nathan I. Huggins Lectures at Harvard University, “History is not about the past; it is about arguments we have about the past”. What is true of his reflections on the fierce debates about

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Cointelegraph (Bitcoin, Cryptocurrency and Blockchain News)

Bitcoin Price's Pre-SegWit2x Top May Have Already Gone as Correction Nears
Cointelegraph (Bitcoin, Cryptocurrency and Blockchain News)
Bitcoin price analyst Tone Vays has called the “top” of the latest Bitcoin bull run at $7,500. On analysis of monthly charts, Vays, who correctly predicted Bitcoin's month-long surge pattern, said it would be “very difficult” to sustain continued

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Wired.co.uk

This man's lost bitcoin are now worth $75m – and under 200000 tonnes of garbage
Wired.co.uk
Back in 2009, Howells set an old laptop to mining bitcoin – back before you needed specialised hardware – eventually totting up 7,500 coins. He later broke up the Dell M1710 into parts to sell on eBay, but kept the hard drive tucked away in a drawer in

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ABC Online

Bitcoin's record prices driven by 'FOMO' — but don't spend it on beer
ABC Online
Bitcoin and Kim Kardashian have one thing in common — they're famous for "being famous". That's one reason why the digital currency's price has skyrocketed in the past week, reaching its record-high of $US17,154 ($22,842) at 1.00pm (AEDT), according

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Cointelegraph (Bitcoin, Cryptocurrency and Blockchain News)

Bitcoin Gold or Comedy Gold? Bitcoin Diamond Launches With 4.2 Bln Coins
Cointelegraph (Bitcoin, Cryptocurrency and Blockchain News)
A fresh new Bitcoin fork successfully debuted Friday, but its 4.2 bln coins are already raising questions. Bitcoin Diamond (BCD), which launched at block 495866, aims to switch from proof-of-work to proof-of-stake after mining is completed – after just
$3.2 Million Theft: Bitcoin Gold Wallet Scam Sees Fraudsters Steal …CryptoCoinsNews
Bitcoin Gold Wallet That Stole Private Keys Scooped $3.3 Million …Bitcoin News (press release)
Shine on, You Crazy Blockchain: The Bitcoin Diamond Fork is NowFinance Magnates

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Forbes

Do Bitcoins Belong In Your Child's Education Fund?
Forbes
Back in December 2012, Mark, a fourteen-year old millennial living in Hong Kong, poured some of the money he saved for college to Bitcoins. Now a student in Australia, Mark is cashing in some of his Bitcoins to pay for his college education and living …

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エキサイトニュース

ビットコイン初の6000ドル台 再分裂の思惑で買い
日本経済新聞
【NQNニューヨーク=横内理恵】インターネット上の仮想通貨ビットコインが20日、初めて6000ドルの大台に乗せた。情報サイトのコインデスクによると米東部時間の正午前に、前日比304.23ドル(5.3%)高い6003.81ドルまで上昇する場面があった。過去1カ月間の上昇率は50% …
ビットコイン、初の6000ドル突破ロイター
再分裂 25日に新通貨、価格乱高下も毎日新聞
ビットコイン分裂でサイバー攻撃の懸念―取引所が警戒エキサイトニュース
Forbes JAPAN –時事通信 –Sputnik 日本
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Financial Times

South Korea clampdown on bitcoin gathers pace
Financial Times
The clampdown on cryptocurrencies in South Korea gathered pace this week, with a global index provider deciding not to reference locally traded digital currency — pointing to an “extreme price divergence” — and as regulators probed banks offering
Bitcoin sinks as South Korean website drops pricesThe Australian
Bitcoin Prices Fall Below $15000, Ripple's XRP Plunges: 5 Things To KnowNDTV
Bitcoin drops below $15000 as South Korea reviews accountsEyewitness News
Business Insider –Bitcoin News (press release)
all 69 news articles »

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Coindesk

UK's FCA Chief Warns Bitcoin Investors: Be Prepared to Lose Your Money
Coindesk
However, citing the recent U.S. launch of bitcoin futures contracts by CBOE, he said: "If you buy a future or if you buy an option then we do come into the picture." The FCA's director of strategy and competition, Chris Woolard, addressed the same
Regulator warns Bitcoin buyers: Be ready to lose all your moneyBBC News
UK MARKETS CHIEF: 'Be prepared to lose your money' if you want to invest in bitcoinBusiness Insider
UK finance watchdog head says no plans to push bitcoin regulationFinancial Times
VICE
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Cointelegraph (Bitcoin, Cryptocurrency and Blockchain News)

Traditional Investors Reveal Their Opinions on Bitcoin as Price Holds Near Record Levels
Cointelegraph (Bitcoin, Cryptocurrency and Blockchain News)
Several traditional investors have issued their opinions about Bitcoin as it continues to soar to record highs. During morning trading on December 8, 2017, the currency traded above $16,000 per token and even reached more than $18,000 in one market
It's Actually Okay To Completely Ignore Bitcoin's 1400% RallyForbes

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Motherboard

Using Bitcoin as Money Just Got a Lot Harder In Europe
Motherboard
On Friday, several of the most popular Bitcoin debit cards—basically prepaid cards, topped up with cryptocurrency—stopped working in Europe after Visa Europe terminated services for WaveCrest, a prepaid card issuer. Prepaid cards are an important way
Visa locks down Bitcoin payment cards in crackdown on card issuerTelegraph.co.uk
Visa Cracks Down on Bitcoin Debit Cards in Europe, Providers SayCoindesk
Bitcoin Jumps, Ethereum Hits A High, Visa Suspends Crypto Debit CardsNasdaq
TNW
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Seeking Alpha

The Bitcoin Bonanza
Seeking Alpha
It was 2 short years ago, but here are my 'bitcoin' emails. Figured it was time to dust these off. Hopefully, they help show how being open to pattern analysis, new technologies, and price action can help keep one's own views and emotions out of the

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コインテレグラフ・ジャパン(ビットコイン、仮想通貨、ブロックチェーンのニュース)

ビットコイン先物・ETF推進のウィンクルボス兄弟「ビットコイン更に10 …
コインテレグラフ・ジャパン(ビットコイン、仮想通貨、ブロックチェーンのニュース)
米国で有名なIT企業家、またオリンピック出場経験もあるボート選手として知られる米ウィンクルボス家の双子の兄弟のキャメロン・ウィンクルボスが8日、ビットコイン価格がこれからさらに10~20倍も伸び、数百兆円規模の時価総額をもつと予測した。
初のビットコイン億万長者、ビットコインが金より優れた点を語る – Sputnik …Sputnik 日本

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Reuters

Bitcoin drops below $15000 as South Korea reviews accounts
Reuters
NEW YORK (Reuters) – Bitcoin fell below $15,000 on Monday after South Korea's financial regulator said it and other agencies are inspecting six local banks that offer digital currency accounts to institutions. FILE PHOTO: Sparks glow from broken

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City A.M.

Bitcoin price falls back below $6000 and off all-time highs
City A.M.
The price of Bitcoin has fallen back from the all-time highs it hit on Saturday and back under the $6,000 mark. It smashed through that figure for the first time on Friday, just over a month after it first broke $5,000, and pushing the total market

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日刊SPA!

ビットコインvsビットコインキャシュの仁義なき戦い!――マンガで覚える「仮想通貨今昔物語」
日刊SPA!
ビットコインとは何か? 仮想通貨とは何か? いかに稼げばいいのか? わからない人も知っている人も必見の「仮想通貨マンガ」の新連載を開始! 自らもリップルでかなり(?)の資産を築いたという投資家にしてイラストレーターのえりしー氏による毒の効いた“仮想通貨今昔物語”の第1話は「ビットコインvsビットコインキャッシュ
ビットコイン17000ドルつけ2週間ぶり高値、一部アル… | News …コインテレグラフ・ジャパン(ビットコイン、仮想通貨、ブロックチェーンのニュース)

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Reuters

BlackRock's Fink says bitcoin thrives on its anonymity
Reuters
NEW YORK (Reuters) – Bitcoin, whose value has fluctuated significantly this month, remains a “speculative” investment that thrives because of the cryptocurrency's anonymous nature, BlackRock Inc (BLK.N) Chief Executive Larry Fink said on Monday.

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TechRepublic Japan

Bitcoin」入門–話題の暗号通貨について知っておくべきこと
TechRepublic Japan
Bitcoin」入門–話題の暗号通貨について知っておくべきこと. Justin Jaffe (Special to CNET News) 翻訳校正: 川村インターナショナル 2018/01/11 07:30. 「Bitcoin(ビットコイン)」は、2017年に価値が急騰したことで、さまざまなメディアで話題となった。本記事では、Bitcoinの概要や仕組み、リスクなどに

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Bitcoin News (press release)

Bank of Korea Criticized, Does Not Recognize Bitcoin as Currency
Bitcoin News (press release)
A parliamentary audit of the Bank of Korea revealed that it has done “poor” research on digital currencies including bitcoin and ether. The central bank's governor told lawmakers that digital currency is not currency and promised to conduct more

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The Guardian

World stocks hits fresh highs, as bitcoin keeps climbing – as it …
The Guardian
All the day's economic and financial news, as new Chinese trade figures beat expectations.

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POSレジによる仮想通貨「Bitcoin」決済サービスを開始 ビジコム、ビットフライヤー連携
MarkeZine
ビジコムはbitFlyerと連携し、Windows POSレジ「BCPOS」での仮想通貨「Bitcoin」決済サービスを提供開始した。この連携により、日本の店舗でもビットコインで買い物ができるようになる。専用ハードウェアは不要。 流通向けソリューションおよびPOSレジ・POSシステム開発のビジコムは、bitFlyerと連携し、Windows POSレジ

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Wall Street Journal

Bitcoin Cash, Litecoin, Ether, Oh My! What's With All the Bitcoin Clones?
Wall Street Journal
Bitcoin's wild ride has gotten a huge amount of attention. But over the past two weeks, some of its crypto cousins, like litecoin and Bitcoin Cash, have muscled their way into the spotlight. On Tuesday, for instance, bitcoin-services company Coinbase
Bitcoin buyer beware: The crypto carnage could continue, says a real currency strategistCNBC
Bitcoin Is Plunging! Bitcoin Is Plunging!New York Magazine
Bitcoin Growing Pains Even More Pronounced as Price Takes a DiveBloomberg
Fortune –Engadget –The Verge
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INTERNET Watch

意外と早く追加された? 「広辞苑」に「ビットコイン」と「ディープラーニング」
INTERNET Watch
他の語を見てみても、10年以上は「ネット以外の」メディアなどで一般の人が目にして、社会に定着をしたことが確認されてから採用されているように感じていたが、ビットコインやディープラーニングという語はそれに比べるとまだまだ若いと感じたからだ。もはや、技術に明るくない人 …

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Futurism

A Popular Payment App Now Lets Users Buy and Sell Bitcoin
Futurism
Square's Cash app is testing a new feature that allows users to buy and sell bitcoin, the popular cryptocurrency currently surging in value.
$16 Bln Payments App Square Integrates Bitcoin, What's Next?Cointelegraph (Bitcoin, Cryptocurrency and Blockchain News)
Cashing In at the Bitcoin Casino – Bloomberg GadflyBloomberg

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Reuters

Bitcoin pauses below record peak; gained 55 percent in November
Reuters
SYDNEY (Reuters) – Bitcoin hovered around $9,600 in volatile trade on Friday, after tumbling about 15 percent from an all-time high hit this week as some investors warned ominously of a bubble and further falls in the stratospheric cryptocurrency.
Bitcoin slides amid rollercoaster rideBBC News
How to ride the bitcoin rally in IndiaEconomic Times
Bitcoin broke $11000, then plunged 18%, as thousands of newbies signed up for cryptocurrency walletsQuartz
Boing Boing –Cointelegraph (Bitcoin, Cryptocurrency and Blockchain News) –Moneyweb.co.za
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ITmedia

爆騰ビットコイン、韓国発・バブル相場崩壊時の危険 (1/3)
ITmedia
ネット上で取引される仮想通貨の代表格、ビットコインをめぐり朝鮮半島が思わぬ注目を集めている。韓国でビットコインが爆騰。相場崩壊時の危険性が指摘されるようになってきた。若者らも取引に熱中し、ギャンブルの様相を呈しているとの見方があり、韓国当局も規制に乗り出した。一方、米国からテロ支援国家再指定を受け、北朝

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Reuters

US company plans funds that double bitcoin price moves
Reuters
Bitcoin is one of the wildest trades in the market today, delivering sharp gains and losses that defy explanation. Trading has been expensive and difficult, with brokerages offering limited access and specialist websites like Coinbase reporting regular

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Moneycontrol.com

Litecoin doubles in 2 days, blows Bitcoin's 2017 returns out of the water
Moneycontrol.com
At a time when Bitcoin has left the world mesmerised with its stellar rise, another cryptocurrency is grabbing eyeballs. Litecoin, the world fifth-largest digital currency by market capitalisation, has doubled in the past 48 hours to USD 309 from USD
Litecoin is surging after Bitcoin futures launchBusiness Insider

all 194 news articles »

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CNBC

Italian woman jailed in Denmark for ordering murder online in bitcoin
CNBC
An Italian woman who ordered the murder of her boyfriend through a website and paid a hitman in bitcoin digital currency was sentenced on Friday to six years in a Danish jail. The 58-year-old woman ordered the murder – which was never carried out – in
Woman jailed over failed Bitcoin plot to murder her boyfriendSky News

all 3 news articles »

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Greentech Media

Can We Prevent a Global Energy Crisis From Bitcoin Mining?
Greentech Media
So if we project out just a few years, we get a truly massive energy demand for the new king of coins: Bitcoin would use more electricity than the entire world uses today, by 2020, if the recent growth trend in bitcoin mining power continues. As of

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CoinDesk

Bitcoin Dips Below $15k on Weak Afternoon Trading
CoinDesk
As measured by CoinDesk data, bitcoin's near 6 percent drop in the last six hours places the cryptocurrency among the worst performers in the day's afternoon session (6:00 to 12:00 UTC). During the window, bitcoin fell briefly below $15,000, in a move

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CoinTelegraph

Bitcoin Exchange LocalBitcoins Posts Fourfold Trading Volume Increase in Venezuela
CoinTelegraph
Decentralized Bitcoin exchange LocalBitcoins has announced a fourfold increase in its Bitcoin trading volume since June in Venezuela. This substantial increase reflects the phenomenal rise in demand for the digital currency in the country and in other …

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Forbes

Here's Why You Should Invest In Bitcoins This Holiday Season
Forbes
However, the lack of mainstream acceptance does in no way discredit the public hype behind bitcoins. As more and more people subscribe to this currency by the thousands, the price of a single bitcoin has skyrocketed from $0.06 in 2009 to a whopping $16
Bitcoin: Know the risks before you buyAljazeera.com
The Bitcoin HoaxHuffPost
Pineapple Fund: why is an anonymous bitcoin millionaire giving away $86m?The Guardian
Motley Fool –Cointelegraph (Bitcoin, Cryptocurrency and Blockchain News) –Daily Mail
all 14 news articles »

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Eyewitness News

Bubble or breakthrough? Bitcoin keeps central bankers on edge
Eyewitness News
FRANKFURT – Central bankers say the success of Bitcoin and other cryptocurrencies is just a bubble. But it keeps them awake at night because these private currencies threaten their control of the banking system and money supply, which could undermine …

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[ニュース]ビットコイン投機過熱=年初の10倍、信頼性に懸念も
nippon.com
インターネットで取引される仮想通貨の代表格「ビットコイン(BTC)」の価格が、1BTC当たり100万円を突破した。値上がり益を期待した投機マネーが流入し、取引が過熱。短時間で相場が10万円以上も上下する不安定な状況が続いており、信頼性の問題から実店舗での利用 …

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Coindesk

Bitcoin Price Stays Heavy Amid Korean Regulatory Reports
Coindesk
Despite the two-way action on the price of bitcoin over the last 24 hours, the bears still appear to have the upper hand. CoinDesk's Bitcoin Price Index (BPI) fell to $13,455 yesterday before rising back above $14,900. At that point, it appeared
Cryptocurrencies stage big comeback after trading ban fears wane; bitcoin surges 7 percent from lowCNBC
South Korea considers Bitcoin trading banBBC News
Bitcoin drops $2000 in value as South Korea announces planned trading banThe Guardian
New York Post –Fortune –TechCrunch
all 285 news articles »

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Forbes

Will The Real Bitcoin Please Stand Up
Forbes
For the past several months I have been positive on Bitcoin. I have liked the fact that it rebounded from the China Crackdown that coincided with the Jamie Dimon – Bitcoin is a Fraud comment. Since then, I have argued that the launch of Bitcoin futures

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Market Hack (ブログ)

ビットコイン70万円突破 Facebook Liveやります 今夜10時から
Market Hack (ブログ)
昨日の上げの主因は世界最大の取引所、CMEグループがビットコイン先物を年内に上場することを計画しているというニュースでした。これの実現可能性、先物上場が持つ意味、世界の金融機関のビジネスはどう変わる?……などに関して話します。 このFacebook Liveは、 …

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Bitcoin News (press release)

Israel Might Finally Issue Clear Bitcoin Regulations
Bitcoin News (press release)
In June the Tel Aviv district court ruled that banks can deny service to bitcoin-related ventures, such as exchanges due to the banks' inability to verify their own KYC and AML obligations before the law. And in the beginning of the year, the Israeli

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Yahoo Finance

The crypto boom may have made criminals richer
Yahoo Finance
When the FBI seized Silk Road founder Ross Ulbricht's assets a few years back, the bureau confiscated 144,336 bitcoins, or around $28.5 million. That was 2013, when a single bitcoin went for around $200. As both institutional and retail investors have

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The Guardian

Bitcoin bubble? The warnings from history | Business | The Guardian
The Guardian
From the tulip craze to the South Sea and dotcom bubbles, the past teaches us to beware too strong a dose of irrational exuberance.
Bitcoin is a faith-based financial asset for a populist eraFinancial Times
Liam Dann: How big is the bitcoin bubble? – NZ HeraldNew Zealand Herald

all 5 news articles »

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Bloomberg

Bitcoin's 8.7% Decline Pales in Comparison to Record Run
Bloomberg
Bitcoin slumped by as much as $1,495 after a record-breaking few days that saw the digital currency move closer to the mainstream through the introduction of futures. Today's drop did trigger a volatility halt at Cboe, with futures trading paused for

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ロイター

ビットコインの値動き荒く、先物上場は慎重に検討=JPXCEO
ロイター
… [東京 30日 ロイター] – 日本取引所グループ(JPX)(8697.T)の清田瞭・最高経営責任者(CEO)は30日の定例会見で、仮想通貨ビットコインの先物を上場させる可能性を問われ、ビットコインは値動きが荒く、慎重に検討すべきだと述べた。 11月30日、日本取引所 …
ビットコイン先物の上場計画相次ぐも、価格インパクトの評価は割れるYahoo!ニュース 個人
ナスダックはビットコイン先物上場を計画、競合に続き来年に-関係者 …ブルームバーグ
ナスダック、ビットコイン先物を2018年上場へ【フィスコ・ビットコインニュース】まぐまぐニュース!
コインテレグラフ・ジャパン(ビットコイン、仮想通貨、ブロックチェーンのニュース) –日本経済新聞 –GIGAZINE
all 14 news articles »

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知ってる?ビットコイン、イーサリアム、リップル、モナコイン、ライトコインの通貨単位
コインチョイス
仮想通貨の単位が今後大きくなっていき、コンビニ含め生活の中で普通に使えるようになった場合を想像してください。例えば、コンビニで「うまい棒(10円)」を購入するとしましょう。今回は消費税はないものとします。1ビットコイン(BTC)が、200万円の場合、店員さんは・・・「0.000 02BTC」になりますと言う必要があります。小数点

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The Weekly Standard

Bitcoin Is Still Dead
The Weekly Standard
A few years ago I wrote a piece called “Bitcoin Is Dead” and about once a week since then I've gotten an email from some aggrieved techno-utopian saying, “Oh yeah? How about issuing a correction—bitcoin rocks!” The one I got this morning referenced a …
Bitcoin: 5-Part Summary On What Bitcoin Is And Its ValueSeeking Alpha
This asset class turned Rs 1 lakh into Rs 625 crore in 7 years; make a wild guess!Economic Times
Bitcoin soars past $9600, could hit $10000 before 2017 is outTNW
The Indian Express
all 17 news articles »

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Fortune

Hackers Have Stolen $400 Million From ICOs
Fortune
With the surge and fall of Bitcoin prices over the past year, some investors have looked to a red-hot fundraising tool known as initial coin offerings (ICOs) for a potential windfall. But it's a precarious path to tread for high returns. According to a

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MatrixのチーフAIサイエンティストがビットコイン・マイニングは神経科学を活性化と指摘
共同通信PRワイヤー (プレスリリース)
【北京2018年1月5日PR Newswire=共同通信JBN】ブロックチェーンのスタートアップ、Matrixのチーフ人工知能(AI)サイエンティスト、ヤンドン・デン氏は今年のBlockShow Asiaで、AIをブロックチェーン・エコシステムに組み込むことでビットコイン・マイニングのコンピューティングパワーを科学的イノベーションに利用できる方法を説明

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