During a bombing raid over Germany on 23rd March, 1944, Flight Sergeant
Nicholas Alkemade, R.A.F., jumped from his Lancaster at 18,000 feet, to

Establishing once and for all that PFD's, like parachutes, are just frivolous.
:-)

Isn't it true that no matter how far you fall you reach a maximum terminal
velocity of about 125-150 mph? No doubt a "lucky" landing would be potentially
survivable.