Hi all, Haven't logged in for a long long time coz I've forgotten my password.. thank god for John Percival's mail

hardest question in the world.. well, this came up to me a couple of days ago.. and it kept me thinking about it... what is the toughest question of them all. well, let's not say that.. "Where does God come from?" or watever else, I mean in the logical world, what is the hardest question to be brought up? Just for the fun of it.. bring some on.. I've thought of this.. "WHY in the world did Bill Gates came up with the name Windows???!!?"