Depends on what were they doing with it? If they were just flying with it from A to B then I tend to agree with you. If they were working on tech actually attac

Depends on what were they doing with it? If they were just flying with it from A to B then I tend to agree with you. If they were working on tech actually attached to the airplane (like a fly-by-wire system, sensors attached, or something like that) then I can imagine the point of it. Paperwork around test flights are hard enough without also having to convince the lessor to let you do what the FAA lets yo do.