I think I may just fill the whole book with these sorts of things. It’s pretty relaxing, and filling a page with ink is a welcome distraction from staring at glowing screens all day.
The aforementioned Beeftrain Incident site is online and active. I’m still implementing some more advanced features, but I will blog about it all when my perfectionism tells me it’s complete. Till then, let me know if you happen upon anything peculiar regarding it.