The creators of SponsorBlock did it again, now we can crowdsource better titles and thumbnails as well. I just tried it with LinusTechTips who is a worst offender when it comes to clickbait and its really great.
Compare without DeArrow

and with the extension




The removal of the custom thumbnail is refreshing. No more wired reactions with an arrow pointing at something.
I’m going to give this a try. The sponsorblock people have great ideas!