Earlier quoted context omitted.
I don’t think Firefox will get into complete built-in ad blocking, like Brave does. But the days (or years) of uBlock Origin seem to be numbered because of the approach proposed by Chrome (called Manifest V3) to prevent extensions from modifying network requests, and being limited to just providing a block list of URLs for the browser engine to block (this design has been the case with Safari’s built-in content block…
> But the days (or years) of uBlock Origin seem to be numbered because of the approach proposed by Chrome (called Manifest V3) to prevent extensions from modifying network requests Numbered on Chrome, you mean.
It is not pure evil, there are security reasons behind that. Manifest V3 is also a security improvement so I wouldn't put it passed Mozilla to implement it.