Monday, December 17 marks one year since the price of bitcoin — the best-known cryptocurrency — hit an all-time high just shy of $20,000. For bulls who bought the hype, it’s been a long — and painful — ride down.

At the time, the digital currency was up more than 1,000% for 2017, both the CME Group and Cboe had just launched bitcoin futures contracts, and everyone seemed to be making money as talk about the previously obscure crypto market made its way into the mainstream media.