But… if I don’t propose a ban, everyone will think I don’t know what i’m doing

This is already happening. Ive heard various reports from people working with schools/kids saying it.

I don’t understand this. Why do people complain about this? turn your master volume down?

I know it because of Half-Life 1. If your tried to connect to a network game as lan while giving a non-class c ip, it specifically mentioned class c.