Serious BlackRock ETF Warning Issued After ‘Extreme’ $500 Billion Bitcoin And Crypto Price ‘Flash Crash’

10/12 update below. This post was originally published on October 10 Bitcoin has suddenly fallen sharply, with a “flash crash” wiping $12,000 from the bitcoin price in a matter of minutes after a “cascade” warning. Sign up now for CryptoCodex—A free crypto newsletter that will get you ahead of the …