Facebook's original wallet brand for Libra, later rebranded toward Novi.

Former Alameda CEO whose testimony was central to the FTX criminal cases.

A CeFi lender that froze withdrawals in 2022 and entered bankruptcy after risky yield strategies.

Ethereum co-founder who later launched Cardano.

China's crackdown that forced hashrate migration overseas and briefly crashed Bitcoin before recovery.

Theft of NEM from the Japanese exchange Coincheck, one of the largest exchange losses of that era.

The broad risk-off collapse in March 2020 that sent BTC briefly toward the $3k to $4k zone before the later bull market.