Remove your shoes, belts, anything metal and any large electronic devices such as computers and tablets from your carryon.

FORBES: For Some Fliers TSA Security Lines Just Got Much Shorter

There are still four layers of security: presentation of valid government ID, boarding pass, x-ray inspection of carryon luggage, and passing through a magnetometer for the presence of metal.

FORBES: For Some Fliers TSA Security Lines Just Got Much Shorter

Admittedly, this is easier to pull off when no one else is aboard, but relocating some storage area to sidewalls (not in overhead spaces) adds a lot of cabin room and makes it less likely passengers will bash their heads on compartments above in that frantic post-landing-must-touch-my-carryon-immediately moment of choreographed (and mystifying) panic.

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