90
Linux has less than half of Linux’s desktop share
(www.theregister.com)
A "Showerthought" is a simple term used to describe the thoughts that pop into your head while you're doing everyday things like taking a shower, driving, or just daydreaming. The best ones are thoughts that many people can relate to and they find something funny or interesting in regular stuff.
I'm pretty sure that's just default userland and foreign packages still update frequently and kernel updates might've broken syscalls not used by default userland.