Understanding Concurrency - a whiteboard session with Nuri Halprin

I just saw a short but nice overview on different types of concurrency by Nuri Halprin on Channel9:
https://channel9.msdn.com/Blogs/raw-tech/Understanding-Concurrency-a-whiteboard-session-with-Nuri-Halprin


In just 20 minutes he goes over mutexes, reader-writer locks, multiversion control (or something similar). Too bad he doesn't talk about Left-Right, but most people never heard of it, so it's fine.
Difficult concepts to explain in such a short time frame, so I recommend listening.