Everyone can fuck up really bad in dozens of ways in their life, unintentionally or not, and even sexual abusers can (if rarely) come around and stop being a threat to others. But there is a difference between an abuser being allowed to exist quietly and being allowed to retain a position of power

You are not entitled to getting your cushy job as a lefty youtuber and shitposter back, even if you're really sorry and have learned your lesson. No. That ship has sailed, and clinging desperately to it and the few horrible, unprincipled people that will let you on their shows gives away the game.