http://www.youtube.com/watch?v=sFvQOc4xS2k
dadadadaaaaaadaaaaadadadadaaaaaadaaaaa
http://www.youtube.com/watch?v=sFvQOc4xS2k
dadadadaaaaaadaaaaadadadadaaaaaadaaaaa
A common mistake that people make when trying to design something completely foolproof is to underestimate the ingenuity of complete fools.