So that real estate agents would have someone to look down on.
or
Big holes all over Australia!
or
1,000,001: One to change the bulb and 1,000,000 to rebuild civilization to the point where they need light bulbs again.
or
Stinker Bell.
or
they never get old!
or
Well, first let's talk about the concept behind this whole "light bulb" thing.
or