This guy seems to like it[0]. I think having the option to get paid for ignoring ads is pretty neat, but that's just me. I still like firefox because I'm used to it and I already have a cool CSS file ([1] if you don't know).

[0] https://www.youtube.com/embed/n7lYxXrzbjk

[1] https://www.reddit.com/r/FirefoxCSS/