This is a record of my learning prior to January 2022.
<img src="https://docs.google.com/drawings/d/e/2PACX-1vQcFZYWSyL-_5N1zZ7qGAyw7bgpmdSP2Xz4QK4JRVn7W5Vi2kwfGxmJMU1Pt1NK8czOcpH1wZAo8ion/pub?w=480&h=360">