Shouldn't these camera based controllers have at least two cameras working together, so that they can triangulate 3D positions?
I highly recommend books from www.artofproblemsolving.com.
Also, Relativity Visualized by Epstein is a wonderful book.
Who tagged this "get a life?" You shouldn't even make a joke like that.
To the student--check out the Ross Young Scholars Program and other similar summer math programs. Also, if you haven't already, check out artofproblemsolving.com.
Does anyone here work at Best Buy (corporate)? The Results-Only Work Environment they have implemented sounds ideal.
Even when you love something, if that something requires great mental effort and exertion, it can at times be hard to make yourself sit down and do it. Everyone has conflicting desires, and part of you always wants to conserve your energy. I think often there is a large dose of discipline and plain hard work in genius.
What the gods would destroy they first submit to an IEEE standards committee.