As the kernel moves on changes could be introduced that make them difficult to compile with the new kernel. Unmaintained doesn't only mean not adding new features, it means keeping up with the rest of the code.
They can be maintainers if they can document that they are volunteers and do not work for any state sponsored entity. I don't know haw easy that will be in practice.
https://news.itsfoss.com/russian-linux-maintainers-geopolitics/
Maybe TMI about his sex life
To give yourself a better chance, learn things like:
Also learn how to deploy database and web servers manually.
It sounds like a lot but they're things you'll be expected to use.
They radiate happiness
In addition to what's already been said, Canonical have a history of starting grandiose projects and then abandoning them a few years later. See Mir, Unity, and Ubuntu Touch for examples.
System Settings -> Workspace -> General Behaviour
At least you can turn them off!
They take Ubuntu LTS and add their software on top of it. Ubuntu is the base. It's stable because it's unchanging, you only get security and bug fixes, no new versions except the Neon additions. It's implemented like it is because starting with a complete and freely available distro like Ubuntu is a lot less work than building from scratch.
I think it qualifies as a distro by any current definition, but maybe not one they expect to be in general use. It seems to be quite popular despite that. I've never used it though so I can't comment on how it is.
Choice of cars is a JOKE. Here's why.
Cat ✅ Box ✅ I see nothing wrong here