This script is no longer maintained, please use https://greasyfork.org/en/scripts/1317-download-youtube-videos-as-mp4
< Σχολιασμός για τον κώδικα Youtube downloader for NoScript
This script is now deprecated, use https://greasyfork.org/en/scripts/1317-download-youtube-videos-as-mp4
Sometime it make video cannot load.
Sometime, this plugin don't let Youtube video load. I need to disable it to load video (not happen with all links)