Fixes the channel links for the "Up next" and recommended videos below it on youtube.
< Отзив за Youtube - Fix channel links in sidebar recommendations
So it seems. That's what I get for not testing properly.
It works fine on my main browser LibreWolf, which is a Firefox fork, but looks like it doesn't work on Firefox proper.
Also seems to work fine on Chrome.
I'll look into fixing it on Firefox soon.
1.0 Unfortunately, the link did not appear. The entire block - thumbnail, date, and name - is one big link.