> Thankfully Youtube Premium isn't too expensive and solves that issue.

True, but some of us refuse to give that company money on principle. The minute I can't watch YouTube without ads is the minute I stop watching YouTube. (The creators I follow make way more money off me on Patreon than Google would ever pay them, anyway.)

> I always found browser extensions (including uBlock) had a pretty big performance hit

I always found that not using uBO was a pretty big performance hit. :)