Why hackers and moders on halo reach not ban

I love to no why hackers and moders run around on on halo reach and get no ban at all so what if the games old do your dam job or I’m put you out ther so everyone nos about it

I’m very piss off how no one does ther dam -Yoinking!- job it bull -Yoink- how can anyone have fun Wan no one doing ther job about it