Rated 5 out of 5 stars

...see the comments section. When minimized, you go back to the list of videos page. I guess most of the users would like to watch the video while reading the comments.
...close the current pop-out window. It keeps playing and all you can do is pause the video. It should have a "X" button.
...drag the mini window to anywhere in the screen.

Please forgive me if I'm asking a lot. Anyways, this extension is very useful. THANKS! :D

This review is for a previous version of the add-on (2.9.2.1-signed).