You're looking at it wrong. Why spend $1200 on an Air of the $15000 when you can keep the whole $15k and get an Air. You get $15k with both, difference is if

You're looking at it wrong. Why spend $1200 on an Air of the $15000 when you can keep the whole $15k and get an Air. You get $15k with both, difference is if you want the Air on top of that or not.