And perhaps things like: https://www.youtube.com/watch?v=VPRSBzXzavo and http://jalammar.github.io/illustrated-transformer/ and https://peterbloem.nl/blog/transformers

See also: https://news.ycombinator.com/item?id=35990118

Quite possibly, that's certainly a helpful collection (and probably that whole thread, I did search for past topics but somehow missed that), thank you.