Lots of pax get queasy due to turbulance, and now you want to subject them to spinning around in circles before leaving the ground?
Could you also imagine the weight shift in cargo (and pax ... and carry-ons)?
Originally Posted by
Efrem
you still need a long, straight runway to land on so there aren't any benefits from reducing runway length.
How about a tailhook and arresting cable like on aircraft carriers? What could possibly go wrong?