Interesting... But do both parties need to agree to the reversal? Then that's really trivial... and not prone to work against fraudsters. I suspect that a leg

Interesting... But do both parties need to agree to the reversal? Then that's really trivial... and not prone to work against fraudsters. I suspect that a legally-mandated transaction reversal supposes that an authority has got power over the system -- which is against DeFi philosophy.