> post-game analysis can detect it.

Not with 100% accuracy. This means some legitimate players would be qualified as potentially cheating.

You don't have to play with wallhacks constantly on, you can toggle. And it doesn't detect cases where you're camping with an AWP and have 150ms response time instead of 200ms. Sometimes people are just having a good day.

> cheating game match maker

This is already a thing. In CS2, you have a Trust Factor. The lower your trust factor is, the bigger the chance you will be queued with/against cheaters.