Zoom in on the sole. That round disc set into the heel is not a logo. It is the conductive electrode you find on electrostatic dissipative shoes. ESD footwear is built to drain static off the body so you do not spark and you do not fry gear. Factories. Server rooms. Clean rooms. Explosive-handling floors. Radio and wireless kits. That is not what you throw on for a campus tent event in Utah.
So why is Charlie’s entire security crew wearing them on September 10th — not one guy, the whole detail. If they were just working a typical rope line, rubber sneakers do the job. You spec ESD when something on the body or on the stage cannot take a zap — mics, transmitters, packs, or anything that should not throw a spark. Charlie was wearing a Rode wireless mic and transmitter that we believe was rigged with a PETN explosive. Radio and explosives are exactly why you would need shoes like these, so you do not accidentally set it off. Now the shoes on the men around him match the same problem set.
Ask them the question in public. Why ESD on a grass quad. Who issued the shoes. Were these the standard Harpole/Flood kit at every event, or was this yet another one-day change. If it is nothing, say so. If they stay quiet, the circle on the heel stays on the record.