A brief Bitcoin rally to $90,000 early Wednesday sure seemed like a nice confirmation of an incoming Santa rally—but then it took a naughty turn to nearly $85,000. Users on Myriad, a prediction market platform owned by Decrypt parent company Dastan, have started losing faith that BTC will see six figures before it falls to $69,000. Just a day ago, participants in the market thought there was a 69% chance Bitcoin would reclaim $100,000, but that's dropped to 57% as of this writing. And odds of a Santa rall ...