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
Where is the download?
I use Firexox and I found it in its addon repository, just search the name.
The headline is a link to the DeAreow website as well. There are links there to the various browser extensions.