Chris Green wrote: ... i haven't needed them and also haven't gotten into them.
> I'm particularly interested in a way to run (say) Debian Bullseye > within my Debian Bookworm system. I'm looking for something slightly > 'lighter weight' than a full-blown virtual machine like virtualbox > though I guess I can use virtualbox if I have to. the easiest and lightest weight to me is just having another partition and booting that. no extra layers of anything needed at all. > There are also, of course, things like Appimage and snap but although > they might be able to do what I'm after they're not quite what I want > and do seem very complex to build. From where I am, running virtualbox > will be (much) simpler. the only other ways of doing things for me is python virtual environments - i don't need anything else so far but then i'm also not doing many complicated things. songbird