ah come on. wx is good, no traffic, the guys are having a good time and they are not really pushing any limits. a shoulder harness would safe his skull from impacting on the panel, but thats his problem. maybe they're not established at 1.000 of 500, but on the other hand they operate their way smoothly. it's maybe "non-standard" and i wouldn't do it like this, but i fail to see anything really unsafe.