Rich Hickey：Clojure 的并发

Rich Hickey's long presentation on Clojure and concurrency covers locking and immutability, then goes in depth on refs, transactions and agents. It ends with a multithreaded ant colony simulation demo.

Why HN likes it: Seen as the definitive explanation of why traditional concurrency is hard and how Clojure's model addresses it, with some commenters crediting it with changing their careers.

“one my favorite talks I ever went to.”