I think 6 months ago there was a old video from theate 80s/ beginning 90s at a US university where a professor experimented with a llm from scratch. If I find t

I think 6 months ago there was a old video from theate 80s/ beginning 90s at a US university where a professor experimented with a llm from scratch. If I find that one I will post it. But definitely they knew the principles back then.