Unless you are going to get in line at the 5th Avenue store in Manhattan or some other extremely high profile store (like the Grove in LA or the San Francisco store), the most "fame and attention" you'll get is from annoyed Mall Security.
Plus an article on 9to5Mac suggests that they won't even have many non-reserved watches in stock anyway. You may wait all that time and find that the only combination left is a sport with the green strap. Do you want to be the guy wearing a green strap?