Asking here too, just in case this is a better place https://clojurians.slack.com/archives/C03S1L9DN/p1561037101003800

I think uuid? and uuid are not intended to validate that the string is a valid UUID

Those two are "garbage in, garbage out," used together

Well, it validates that it's a string 🙂

@tomjkidd we don't check that you're constructing a valid uuid as @john said, it's just a wrapper thing

not a bug