I reinvented the wheel \(^o^)/ Rated 5 out of 5 stars

Wow.
This add-on works better than my script below!!
https://greasyfork.org/ja/scripts/30254-youtube-sparkbars-like-dislike-rating

(I only prefered my script's bar position to yours for quick browsing of ratings ;-)

This review is for a previous version of the add-on (6.0.2).