You'd want this browser for free, wouldn't you? Have you donated to Mozilla Foundation? So you're bitching because the free product that you don't support finds ways to sustain economically the hordes of developers that are trying to improve it for you.

And no, Chrome never "bought an ad-tech company, collected data on users, and used chrome to push personalized ads, or the addition of anti-features and questionable design choices that force users to hunt for and modify poorly documented settings". NEVER IN THE WORLD. That's why you use it.