Having failed to reclaim $70,000 during the recovery started on February 24, Bitcoin (BTC) abruptly started a crash in the early hours of Friday, February 27, falling about 3.3% within just four hours. Indeed, BTC’s swift collapse from $68,000 to its press time price of $65,770 brought into sharp focus the cryptocurrency’s next critical support zone at $64,000. Bitcoin price one-week chart