Because of the sand, which is everywhere.
Because of the sand which is there.
Because they'll get sand in their schlitz.
They're both really high and have no access to water.
Obi-wan:*shrugs* Dump him in a desert somewhere
You put his welfare checks in his work boots.
You hide their food stamps under their work boots. Edit Thank you /u/DoctorBrohoof for my first gold!