Sponsor Block is one of the essential YouTube plugins. Thanks to that I don’t know half of these companies.

And Dearrow by the same creator.

What’s dearrow? Downsides?

It replaces the thumbnail with a more representative frame from the video (voted by users). The ‘arrow’ was in reference to a trend where people would put a big red arrow pointed at some shit as clickbait. This is meant to stop clickbait