Last night after reading about the Parity Multi Sig attack I decided to finally try and read up on this subject, but quickly got annoyed with all the 'how bitcoin/blockchain works' videos that repeat the same high level points without scratching any of my technical itches. That was until I found this very concise gem of an introduction:
The first link was the first time I really understood something about bitcoin. I think the key is that it is just technial enough but not too much. Thanks.