Load a valid car design

B: Ok, let's check fhe first from the list.
"minimal vehicle" seems promising.
KXA: This is a real box car!
Let's go to race again.
B: What about the unimportant car?
KXA: It's unimportant.
And useless.
B: We could sell it.
KXA: will anyone buy a car not useful in this game?
B: If we set the price low enough then yes.
It's just a game.
It's not like there are actual people buying and selling stuff.