An excellent article on Unicode: Emoji under the hood.
Enumerated Trees in PicoLisp. Lisp does my head in.
It’s true, that is a lot of databases.
A run down on SQLite features: SQLite is not a toy database.
In the news today: Why All My Servers Have an 8GB Empty File. The idea is to created a /spacer.img file to take up space, so in a crisis you can delete it to free up space.