I know you didn’t say these were your opinions, but I’ll still see if I can comment on them:

It’s not. It’s actually faster.

Ehhhhhhhhh. Source?

Everything has telemetry, but Firefox shows you right where to turn it off, unlike the rest.

??? Which browser has no ads?

Fair.

Adblock? This a joke?

Source?

Source?

Relevance?

Also, Librewolf is just a fork of FF, you can make main FF exactly like Libre but get same day updates and security patches.