Contemplating the mysteries of Shangri-La?
Humoring their tired feet and empty stomachs?
Perhaps someone will collect all the great captions from all the student photobooks, publish them, and make a billion dollars. But no one will remember who thought of it first. No, he will be buried in a pauper's grave.
Do you know who invented email? No one does. But we remember Thomas Edison, who fired the almost-forgotten Tesla, the greatest genius of technology.
Ray Tomlinson invented email, but you knew that already.