Blocking the ad blockers — Google would really like it if everyone just paid for YouTube Premium instead. Getty Images | Chris McGrath YouTube is putting third-party ad-blocking apps on notice. An ominous post on the official YouTube Community Help forum titled "Enforcement on Third Party Apps" says the company is "strengthening our enforcement on third-party apps that violate YouTube’s Terms of Service, specifically ad-blocking apps." Google would really like it if you all paid for YouTube P...