It was about time, was always strange that Twitch did it first, and just like over there I’m hopeful some clever people will still make scripts capable of blocking ads.
Mostly just hide video and mute audio until it’s over. Alternate player for twitch is the name of the extension.
https://github.com/pixeltris/TwitchAdSolutions
The TTV LOL pro app works but it can be spotty sometimes.