Bitcoin's price has fallen below $66,000 following the transfer of 40,000 BTC, worth approximately $2.5 billion, from the Mt. Gox exchange to an unknown wallet. This move by the Mt. Gox trustee has raised concerns about potential sell-offs and market volatility, as the exchange continues to repay creditors from its 2014 hack. The transfer has contributed to a 1.71% decrease in Bitcoin's price over the past 24 hours, with the cryptocurrency currently trading at around $65,800.Read more on Decrypt