Did you know you can configure your Debian or Ubuntu software sources without a single deb line? Join me for a deep-dive into the Deb822 format, with an emphasis on how and why it's being used in the latest version of Pop!_OS.
Read the spec in Debian's manual page: https://manpages.debian.org/buster/apt/sources.list.5.en.html#DEB822-STYLE_FORMAT
Read the spec in Repolib's documentation: https://repolib.readthedocs.io/en/stable/deb822-format.html#deb822-source-format-specifications
My video about upgrading Ubuntu: https://nerdonthestreet.com/episode/tech/upgrading-to-ubuntu-20-04-lts