Different story for apnea sports like freediving where a little bit of extra oxygen goes a long way.

For example, just look at the data for sarcopenia: https://pmc.ncbi.nlm.nih.gov/articles/PMC9654071

So now we just need to figure out how to make mercury-198 cheaply.

See a vault with just a facebook.com and google.com login? Skip it. See a vault with coinbase and 10 other crypto sites in it? Spend a few thousand trying to crack it.

Source: https://github.com/cfbao/lastpass-vault-parser/wiki/LastPass...

Think about it, that's what hashing passwords relies on. We don't store a plaintext password for a final check if the password hash matches, we count on a collision being basically impossible.

A hashmap is different, because it's using a much weaker hash function with far fewer security guarantees.

Plus, you're assuming the original values are even kept around for comparison. The cache key likely just mapped to something simple like a boolean or status flag.