It's my primary Mac browser but unfortunately they have been gradually dumbing down the built-in co-pilot, now it's fast mode is nearing the level of the paperclip in Microsoft Office
Regularly leaks memory and I have to kill the process after it reaches ~40 GB in size. Happens on my M3 MacBook Air and Pro on a weekly basis since last year. I'd gladly get rid of it if I didn't rely on M365.