This is so screwed, too.
Like, I was once tasked to explain to my nephew how to properly clean a penis at, like, age of 7. C’mon, parents, what are you there for?!
Just literally teach it alongside cleaning every other body part, what’s the issue? Why should another man show this in particular to your kid?
Nah, it was rather in a context of how cute and nice-smelling babies are, not that it was an immediate new discovery