I assumed the rear end of these two flexible hoses somehow connect to the rider's jacket, but did not see it while the rider was there. Here is a view (if this works) from the back side:
Coming from the East or the North into Allen is the way to go if they hit rush hour - or any hour. Hot, tired, mostly fried it makes sense to give the coming congestion a wide berth. I'm already feeling for those Rally Riders approaching Ft. Worth from the West on I-20.