[yellowapple]

It's a one-man-developed operating system written in a one-man-developed programming language, both of which are self-hosting.

The fact that something like that can be achieved by a schizophrenic man who uses the "n-word" in sentences like one uses butter on toast is truly inspirational. TempleOS is an excellent example of so-called "outsider art", but is also a significant technical feat on its own.