Just cuz. 

Man those guys have great hair.
And here's Dennis Muren checking light levels on the Death Star.
A quite elliptical Death Star, incidentally (to you folks who maintain that the Death Star is a perfect sphere..:rolleyes)
I'm just a guy with a burning thirst for knowledge. And a stack of old magazines, and a scanner. :lol
...
Does your local fire department know about that stack ?