[toastal]

Though the official shorthand is “Fx”

[gkbrk]

I've never heard anybody refer to Firefox as Fx, but I've seen FF used as a shorthand for Firefox a lot.

[thih9]

If I saw that, I’d think about sound effects or special effects.

[asddubs]

the official shorthand that literally nobody uses?

[toastal]

https://github.com/mozilla?q=Fx

It seems Mozilla uses it a lot

[mavhc]

And is already used by many other things

[lovemenot]

FFx sake !