Although this is OT, please do not start the argument this thread. There are already a number of other threads that you can post your opinions/thoughts/reasons in:
http://nyspeed.com/forums/showthread.php?t=39105&highlight=plane+treadmill
http://nyspeed.com/forums/showthread.php?t=8684&highlight=plane+treadmill
Feel free to answer the original question though: Have you asked anyone else this question?
I posed the question to my father and was a little disappointed with his answer.