Wonky new linear revolving door is a crazy-person catcher

While experts debate what makes a maniac enter a room with the intention of shooting, the most practical thing to consider in the meantime is what stands between predators and their prey in such a situation: a door. Barbecan’s “linear revolving door” may look super-wonky, but apparently it can encase anyone entering a building in a little cell, scan them for foreign objects, and then trap them in place if weapons are detected. (Bad news if you’re one of those people who forgets to take your phone out of your pocket in airports.) [Source]

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