My dad (now data science/stats professor) was at the 1986 version of this talk at Bellcore (where he spent almost two decades working). He speaks glowingly of it.

Original transcript and previous HN discussion:

https://news.ycombinator.com/item?id=4626349

EDIT: I can have my dad respond on this thread, if anyone has questions about Hamming — or the Bell Labs culture.