It harms everyone because it's one more actor trying to make collection of data look normal, as can be seem from the multiple misguided posts wondering why this is a problem.

It's not normal that software is sending data to some server somwhere by itself by default. Devs used to have some decency and left this opt-in. They see there's little push-back and they're making it opt-out.

Almost all mobile apps and a significant number of desktop apps have analytics now.