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replyThere are two expensive holes in the ground that do not support your supposition.
replyOnly if there's a significant difference in risk between training flight and air show flight.
replyOtherwise there's always a near constant ever present risk of uncontrolled unintended landings with expensive repair and replacement costs.
That’s a pretty big “only”.
replyAirplanes normally don’t fly so close.
Fighter jets in training probably do?
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