I've never considered this but it makes perfect sense, thanks for that!
Watch this! It's about using ML to catch cheaters.
I searched youtube to show you this video; I used the search term "cs go machine learning". The first video was actually this: https://www.youtube.com/watch?v=w88RIcTuGZQ
Looks like it's using ML to make better aimbots--lol!
Not really a huge issue - professional cheat developers invest huge amounts of effort in subverting and patching the Windows kernel itself just to get a step ahead of anti-cheat. Thinking about how much fun that kind of thing is really makes me rethink my career choices...