let tf2 notice this by:

A}reporting bots on steam
B}screenshot and post it here
(if you want)
C} add this bind:(we are the counter botting police
you're team has a bot please report or kick that bot immediately)

D}change your steam name to: (bot police)

this is a experiment if valve too see
and fix the VAC system. thank you for reading.
(btw we don't have bots just cops who report bots