

This is very obviously step one in a plan to kill apps like alternative YouTube clients that block ads, just like the Manifest V3 rollout was intended to kill ad blockers in Chrome. Once they have everyone using this verification system, then they can just arbitrarily deverify anything that contravenes whatever new acceptable usage policy they just made up.
“A long time” would be “Since Trump got back in”, since Biden’s administration was actually doing a lot to tackle monopolies. They just did a shit job of advertising what they were doing.