“They should feel relieved knowing that technology has advanced so significantly that T.S.A. officers can detect threats while wearing shoes,” he added. “In the old days, this wasn’t the case.”

S: https://www.nytimes.com/2025/07/07/travel/tsa-shoes-removal-...

Presumably what has changed is the equipment. The old equipment has trouble identifying things closer to the ground. I world assume the newer scanners do a better job of scanning things close to the ground. Of course the new scanners are several years old. So what has changed since then? The reality is none of this does anything. This was in another country but I recently had some thin wire in my carry on (it was heavy) that want allowed. But my power cords for my laptop was allowed. Alrighty then