This is extraordinary.
Richard Dawkins invented the concept of memes, so you'd expect him to speak with some authority on the subject. What you wouldn't expect from him is a bizarre audio-visual assault on the senses that incorporates disembodied heads, nausea-inducing graphics, and a sort of semi-rap featuring the lyrics, "Memes, memes, memes, genes, genes, genes."
It's like a psychedelic cross between Mars Attacks and the 'Terrorists Are Gay' sequence in Nathan Barley. Here are a few highlights to look out for.