Bitcoin Drops , Below $60K, , Other Cryptos Fall.br On Nov. 16, Bitcoin dipped below near-record highs during br London time morning trading. .br At one point, it hit $58,702 before recovering to around $60,066 at 8 a.m. ET.br Ether, which is the second-biggest cryptocurrency behind Bitcoin, dropped to $4,236. .br CNBC reports that the cause br for the sudden drop is unclear.br Many cryptocurrencies hit br all-time highs this month.br On. Nov. 10, Bitcoin reached $68,990.90. .br The next day, br ether hit $4,851.br Vijay Ayyar, head of Asia Pacific at cryptocurrency exchange Luno, told CNBC that the drop is probably nothing to worry about.