And wingnut, do you have any idea what kind of planning, patience, and stick skills are required to work a 163 from a rear base to a forward furball?
Its not easy by any stretch of the imagination.
Yes its possibly gaming the game a bit, but then most of us do that in one way or another.
In order to be able to land, taxi, rearm, and takeoff you have to keep the wheels on. If you exceed 300 mph you'll damage the wheels. In which case you've just wasted your perks for nothing. If someone catch's you landing, or on the runway your toast, burnt toast.
The risks are high, the cost is high, I really don't see or hear of these being abused often enough to justify changing it.