Originally Posted by orionjim

You can find that video here:
http://viscog.beckman.uiuc.edu/grafs/demos/15.html

The key is to get someone to count the number of times the ball is passed from a player in white to another player in white.

Originally Posted by Fazor

And that's also why "eyewitness testimony" is such a tricky thing to deal with; rarely do we remember every detail of every event--but when the memory suddenly has some importance (like when you're asked to testify) our minds try to fill in the gaps ... often inaccurately.