We haven't been able yet to determine in terms of genes what makes a human being a human and not another mammal.
What a person praises is perhaps a surer standard, even than what he condemns, of his own character, information and abilities.
I think PSP is going to be the most successful handheld entertainment device ever. What it will do in terms of the versatility, obviously you can download music to it, and you'll be able to enjoy all your great tunes on it.