Because it's not an MP3 file. It's Webm container with opus audio.
$ youtube-dl --extract-audio --audio-format mp3 "https://youtu.be/Sqk3B2041uk";
--output test.mp3
[youtube] Sqk3B2041uk: Downloading webpage
[download] Destination: test.mp3
[download] 100% of 2.07MiB in 00:01
[ffmpeg] Post-process file test.mp3 exists, skipping
$ gst-typefind-1.0 test.mp3
test.mp3 - audio/webm
** Changed in: rhythmbox (Ubuntu)
Status: New => Incomplete
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1836459
Title:
Rythmbox fails to read mp3 tags
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/rhythmbox/+bug/1836459/+subscriptions
--
ubuntu-bugs mailing list
ubuntu-bugs@lists.ubuntu.com
https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
