Auto empty your YouTube Watch Later playlist.
This userscript automatically empty your YouTube Watch Later playlist.
Once you open https://www.youtube.com/playlist?list=WL, the script can be useb by buttons that appears on your userscript addon menu. (example below) When you click the button, script find specific button and click for you and removes videos; you can stop it any time or it stop itself after all videos removed.
DELAY value in the code to change how often the remove videos. (milisecond)