The "Hexwave" one is bogus - they show a single person walking through the disguised scanners. Anyone that has been to a sporting event can say that crowds at t

The "Hexwave" one is bogus - they show a single person walking through the disguised scanners. Anyone that has been to a sporting event can say that crowds at the gates are the norm, and if the system goes off (it false positives, most likely) security now has to identify which of 8-10 people it alerted on. You've just increased the number of people you annoyed by an order of magnitude.