In my opinion reality TV is one of the worst things to ever happen to television, because it panders to those who like to watch people at their worst and encourages people to act like total jerks while on camera.
But the worst part about the reality TV takeover is the fact that it's ruining people's lives like no fictional show ever could, ruining their reputation to the point where some feel like suicide is the only solution.
And when these shows don't indirectly ruin lives by ruining reputations they literally cost people their lives by emboldening the people on camera to make risky moves, as was the case when a COPS crewmember lost his life when officers opened fire on a suspect with a toy gun:
See 14 Dark Realities That Reality TV Shows Don't Show You here