I moved to flatpack Discord because it comes with automatic updates and no update annoyances. It is indeed lower maintenance, but note that because of privacy constraints Flatpack does not permit Discord to view running applications.
flatpak is kinda a everything or nothing thing, if you want to use it you should probably really commit to it for the best experience, otherwise some of it's upsides turn into downsides.
I'm not a huge fan of it, but i like it as an ecosystem