AUR can be an unstable mess at times (yes, it’s very convenient, but it has flaws and arch isn’t the only distro out there. Also the space argument just makes no sense, yes the 1st time you download a flatpak, it downloads like 1~2GB of dependencies, but after that all other flatpaks use said dependencies and are a fraction of the size. So ironically, flatpaks end up using less space than AUR packages, if you don’t clean out their cache…