5 results

Mining cryptocurrencies is consuming as much electricity as a G20 economy, IMF  managing director Christine Lagarde has said in Davos. Photograph: Denis Balibouse/Reuters

(...) supervision of cryptocurrencies such as bitcoin, which have grown in popularity in recent years. “I think we(...)

Jamie Dimon: “Blockchain is real. You can have crypto yen and dollars and stuff like that.” Photograph:  Andrew Matthews/PA Wire

JPMorgan chief executive Jamie Dimon regrets having called bitcoin a “fraud” but would still not be(...)

The world’s five most valuable companies - Apple, Google’s parent Alphabet, Microsoft, Amazon and Facebook –  each gaining between 37%  and 56%  in 2017 to leave them with a combined market capitalisation of €2.8 trillion. Photograph: Getty Images

(...) before floating in October. Bitcoin Meanwhile, the world’s most talked-about “new asset class” bitcoin(...)

The value of the best-known digital currency, bitcoin, has risen eightfold in the past year. Photograph:  Benoit Tessier/Reuters

(...), a cryptocurrency veteran – soared this year on a wider boom that was led by bitcoin. Ripple(...)

A Mt Gox customer wears a badge featuring a Bitcoin symbol while protesting outside a building housing the headquarters of Mt Gox and its parent company Tibanne Co. in Tokyo, Japan. Mt Gox, the bitcoin exchange that halted withdrawals this month, went offline this week. Photograph: Kiyoshi Ota/Bloomberg

(...)? You could do worse than become a bitcoin thief. The increasingly popular web(...)