They go out of their way to get you to install the app, to the point of misrepresenting your options. (most recently you have to click download zoom in order to get a web zoom client link, and deal with cancelling the download).

They lied about and continue to misrepresent their security.

They keep adding and then removing personally invasive features (eg. the linkedin sharer).

There are more: https://duckduckgo.com/?t=ffab&q=site%3Anews.ycombinator.com...

I don't know why people are so willing to forgive them.