OK - everyone gets a disposable paper-material gown. Small bag for the er hygienic necessities, passport, Rx etc. allowed; inspected. Certain medical exceptions for the doubtless unanticipated consequences.
Turn up the cabin heat. Clothing change-stations replace the current manual inspection stations. ALL material loaded aboard plane receives Israeli-type techno-inspection)
Bonus - lots of frivolous (?) burning of jet fuel saved.. some habits altered - but no one is prevented from normal access and choices.
(There are thousands of opions to status quo; present system is result of MBA choices and inertia. The latter altered yesterday via F=M (dv/dt))
Ashton