See.....I think the plane will fly because the wheels are free spinning. Wheels will just spin twice as fast as the prop bites the air and creates air over the wing/lift.

If the treadmill could constantly match the wheels speed then....... <img src="/forums/images/graemlins/confused.gif" alt="" />

96 Montero LS 24V DOHC 3.0L.
98 Montero 24v SOHC 3.5L, factory rear locker, Winter/tow package.
63 Jaguar XKE 3.8L FHC
2000 Mercedes-Benz e430
07 fj cruiser