HERE'S A GOOD ONE...WHY ONLY ONE DAVID?

Richie
MemberOvomorphJune 22, 20121078 Views6 RepliesAfter seeing how effective David can be and how owning a David has its obvious advantages, why doesnt the old man have at least 4 of these on board?
One caters to him, one looks over the ship etc...one interacts with the crew and one explores until he is told to stop....
Money is not a problem. Food or oxygen is not. A trillionaire owns more than one home...so whats the problem here I wonder?