Not only blocks sponsor, but lets you submit sponsor segments so everyone else doesn't have to sit through them, and has a ton of other things that can be skipped or muted automatically, all run by the community.

It works as advertised, it has saved me a lot of time so far.

I made an account just to say that this extension is 100% worth it. it's like stepping into a new world and I can't imagine my life without it. I would marry this extension but I think it deserves better than me because it does so much for me it's the best thing to happen in my life. it has changed the game the viewing experience is so much more enjoyable.