Originally Posted by Neuro Toxin
VAC can and does ban instantly with known cheats in its defintion database. When a new cheat or updated cheat needs a new definition then bans apply when its definition is added. Think of it as an antivirus.
I mean, if VAC had proper capabilities of preventing players from playing permanently then maybe I'd have respect for it but it's just a new account. They are too slothful for a semi-prime, involving only a phone number but that's another story.
Cow's Anti Cheat is definitely a bonus for any server but no server should stop running VAC.