What are some introductory videos about AI safety?

AI Extinction Risk Introduction

http://www.youtube.com/watch?v=CmH8AZcqJOg

Why would really smart AI be dangerous?

Why would an AI want to do bad things?

(Learn more about instrumental convergence.)

Why would a smart AI do such random/dumb-seeming things?

(Learn more about the orthogonality thesis.)

Why couldn't we just fix or "unplug" a misbehaving AI?

(Learn more about corrigibility.)

See a longer YouTube playlist here for more!