Around 20% of the hacked funds from Bybit crypto exchange have 'gone dark' and cannot be traced.Bybit has frozen only 3% of the stolen funds, while the remaining 77% are still traceable.Approximately 83% of the stolen Ether (valued at $1 billion) has been converted into Bitcoin, held in 6,954 wallets.Bybit enlisted the help of 11 parties to freeze the stolen funds and paid $2.1 million in USDT to bounty hunters for recovery assistance.