I think this video is good introduction to blockchains and Monero. The man speaking is the creator of the fastest database in the world, LMDB. Blockchains are glorified databases, it's like having Ray Peat talk about biology. And like everything good it's a hidden gem with less than a thousand views in three years.
View: https://www.youtube.com/watch?v=DI4S6ek7fUI
Nice! thanks for the contribution.
I'll check it out and write a response.