None. They like it on the dark side.
Ball lightning
A Labragoogle.
Ten. One to actually change the lightbulb and nine to bring refreshments
Just one but he has to coordinate ten other professionals who are doing this quiet complicated task.
10. 1 to change it and 9 to say they could have done it better.
100: One to do it and ninety-nine to say "I could've done that."
So they won't run into each other in the dark.
To get to the dark side...
A sithy.
Darth Deciduous