I’ve been on Firefox for years. Was never much of a problem, but lately there’s more and more sites that require a Chromium-based browser. Some of them quite crucial. A list from experience:
My bank’s mortgage page
Microsoft Teams - only supports Chrome, safari and edge on MacOs.
Microsoft Office - has weird quirks on MacOs
The new Adobe Express, requires Chrome or Edge
Google Meet - after years google still only supports Chromium-based browsers if you wish to use video effects
I’ve been on Firefox for years. Was never much of a problem, but lately there’s more and more sites that require a Chromium-based browser. Some of them quite crucial. A list from experience:
AFAIK Netflix limits resolution on every browser but Edge