The mathematics geneology project is a nice side-project of the American Mathematical Society - record who supervised who for their PhD Thesis. Except the modern form of the PhD of ~3 years (or more…) with a clear end product and a clearly defined supervisor (or several) is quite modern and the definitions are very loose when you go backwards.

I continue to require coffee at lunch time. If I was doing a Multi-Criteria Decision Analysis I’d throw in some requirements:

Niantic (of Pokemon Go and Harry Potter Wizards Unite) have Ingress as their first game. Gameplay is very basic compared to the other games, which goes a long way to explaining why I put Ingress down for a long time when Pokemon Go started.