And now for something completely different

For many years I have been enrolled as a freshman in Thinking 101, a course that begins when you are born and ends when you go back to the place you were before you were born.

There is this very cool video some of you might have seen. If you can explain the concepts, let me know. That will be be me over in the corner curled into a fetal position.

Part 1:

Part II (yes it is more of the same--it does say "10" after all):

My physics friends tell me that string theory requires the 10th dimension for consistency. Or is it 11?

-b
--