Originally Posted by Neapolitan

I thought by pointing out that a Greek inventor (Hero of Alexandria) was the first (as far as I know in recorded history or at least according to the History Channel) to invent said inventions, I was only helping you in your quest of true knowledge. Think about it, some guy in the 13th century was just improving what the ancient Greeks (like Hero of Alexandria) was doing in the first century - to me that is amazing. You gotta love those ancient Greeks though, their motto should be "Been there, done that."