There's also the oldie but goodie James D'Angelo Bitcoin 101 videos, the blockchain one is https://www.youtube.com/watch?v=gUwXCt1qkBU https://www.youtube.com/w

There's also the oldie but goodie James D'Angelo Bitcoin 101 videos, the blockchain one is https://www.youtube.com/watch?v=gUwXCt1qkBU https://www.youtube.com/watch?v=gUwXCt1qkBU The elliptic curve one is fascinating, where he has it implemented in like 30 lines of Python and no outside dependencies: https://www.youtube.com/watch?v=iB3HcPgm_FI https://www.youtube.com/watch?v=iB3HcPgm_FI Edit: EC is a 2-part, second part is https://www.youtube.com/watch?v=U2bw_N6kQL8 https://www.youtube.com/watch?v=U2bw_N6kQL8