I wouldn't say the package manager is entirely coincidental; distro-sync and transaction support makes it easier than it would be if you did the equivalent oper

I wouldn't say the package manager is entirely coincidental; distro-sync and transaction support makes it easier than it would be if you did the equivalent operation using APT. I'm pretty sure I could convert RHEL into Fedora and vice versa (probably not Suse though, it's too different), but I admit it's not going to be as easy as switching between EL distros.