Assuming P != NP we still don't have any proof that sha-2 etc can't be reversed (obviously there is a loss of data). It's implausible for now but someday I guar

Assuming P != NP we still don't have any proof that sha-2 etc can't be reversed (obviously there is a loss of data). It's implausible for now but someday I guarantee we will have the math that makes it trivial. It does not require P = NP.