Earlier quoted context omitted.
Thank you for voicing this perspective! I've switched to Firefox ~3-4 years ago and I've seen considerable progress (on multiple platforms). I'm really grateful that we - internet users - have a great alternative to corporate-backed browsers (Chrome, Edge, Safari). Thanks Firefox team!
Massive regression on Firefox Mobile... they block 99% of extensions nowadays (only about 12 out of thousands are allowed).
[1] https://blog.mozilla.org/addons/2020/09/29/expanded-extensio...