Bitcoin and other "cryptocurrencies" are big money, virtually as big as Goldman Sachs and Royal Bank of Scotland combined. The price of a single bitcoin hit an all-time high of above $3,500 this week, dragging up the value of hundreds of newer, smaller digital rivals in its wake. Now some investors fear a giant crypto-bubble may be about to burst. It has been a year of unprecedented growth for the largely unregulated market, with dozens of new currencies appearing every month in "Initial Coin Offerings" or ICOs. They have achieved value almost instantly, ...
Buoyant bitcoin stirs crypto-bubble fears
Bitcoin Cash, a clone of bitcoin that was split off from the original last week by a rival group of