You only have to fart in the wrong direction and treyarch will ban u... No but serious why they didnt ban camper, they are the reason why online gaming is ruined since years
I dont think they'll catch everybody. Maybe people stupid enough to leave their k/ds at fricken 4.0 or the ones who have videos of themselves oft themselves on their file share at like 1st prestige. Defiantly wont catch everyone though.