Ask HN: What are some of the best technical talks you've heard?

Clojure people seem to give really good talks; it's starting to make me think I should look into learning the language.

James Mickens on JavaScript is hilarious! I've been a huge fan of his ever since I stumbled onto one of his AMAs on Reddit.

Statistics for Hackers by Jake Vanderplas https://www.youtube.com/watch?v=Iq9DzN6mvYA

A really nice intuitive intro to resampling methods.

"Elixir should take over the world" by Jessica Kerr https://www.youtube.com/watch?v=X25xOhntr6s

Despite the title is about Elixir, Jessica exposes a lot of topics like how ideas arise at the same time from different people, what different programming paradigms offer and how can they work together, error handling in a myriad of paths, and mainly people.