while once in a while it can’t perform the operation due to some quirk of the site, if it can, the file seems to be fine.
i notice that a lot of people are complaining about the unknown add-on, and while i had no problem with this, perhaps the add-on could be integrated with the original extension.
thank you for making capturing files a lot easier than having to use a screen-recording program and sitting through the entire video in real time!