Like most cloud-based things, YouTube videos are ephemeral-they vanish all the time for all kinds of reasons. There are several reasons you might want to download videos from YouTube. Recent changes in Firefox have broken extensions like DownThemAll, which used to be a handy way to download videos. When I reviewed the video player IINA (see “ Prepare for Apple Dropping Old Media Formats with the IINA Video Player,” ), quite a few TidBITS readers took it as an opportunity to vent their frustrations about downloading videos from YouTube. #1660: OS updates for sports and security, Drobo in bankruptcy, why TidBITS doesn't cover rumors.#1661: Mimestream app for Gmail, auto-post WordPress headlines to Twitter and Mastodon, My Photo Stream shutting down.#1662: New Macs, 12 top OS features for 2023, vertical tabs in Web browsers, watchOS 9.5.1.