Bits about money explains why: the (normal) financial system is slow for a reason: if a bank suddenly tries to transfer 5.6B all other banks will call their contact for confirmation and then take 2 business days to process the transaction, more or less.
Stealing anything is easy, escaping and converting to cash is the hard bit, and crypto makes it easy to vanish with your money in literal seconds.
Stealing anything is easy, escaping and converting to cash is the hard bit, and crypto makes it easy to vanish with your money in literal seconds.