About 5 inches.
Endwarfins
Because they (some of them) don't have a garbage collector.
Two soldiers are in a tank. One turns to the other and says "GLUGGLUGBLUGBWOOABB"
Imagination.
Bubblegum
Brushing your teeth!
A toothbrush.
An optical Aleutian.
Tenants
It's the Hemming way.
8 nothing, 8 nothing, 8 nothing.....
Just three inches.