What is 100 Years?
a) The age of the Queen of England
b) The length of time according to Stuart Bawden, that it takes for light from the Sun to travel to Earth.
a) "Geez man, that Queenie in England is like 100 years old!"
b) Alyssa: "Stu, how long does it take light to travel from the Sun to Earth?"
Stuart: "Umm..100 years?"
Alyssa: "No, Stuart. It's 8 minutes."