I’ve been using Firefox for many many years, and the only sites that haven’t worked were M$ sites explicitly coded to break on Firefox, or were using a technology that Firefox simply doesn’t implement like web serial api, which is admittedly more than one, but it’s an extreme minority.
I’m sorry, I call bullshit.
I’ve been using Firefox for many many years, and the only sites that haven’t worked were M$ sites explicitly coded to break on Firefox, or were using a technology that Firefox simply doesn’t implement like web serial api, which is admittedly more than one, but it’s an extreme minority.