Yes, I've seen this one. Twice even.
Don't know what to think about it.
After a while when you've seen to much doc's, you don't know anything anymore.
But this one is certainly very very interesting.
There are several versions on the net of this doc. One is better of quality than the other.
On YouTube one parsed it in 26 parts, another in 31 parts. But the one on
google is the best