
Since January the price of Bitcoin has surged more than 90%, taking it over the symbolically but not economically meaningful USD2,000 mark (at the time of writing it stands at USD2,400). As so often happens when Bitcoin’s price breaks through a big round number, and especially when it coincides with a rapid acceleration in price momentum, it provokes a slew of media coverage decrying it as an intrinsically worthless[1] financial instrument more akin to a Ponzi, or pyramid, scheme. The near parabolic rise in Bitcoin’s price recently – see exhibit below – certainly does appear consistent with bubble dynamics. Exhibit 1: