That is, computer running the sign on the front of the store pulls data from here, and you've completely broken it because now the page loads a second time befo

That is, computer running the sign on the front of the store pulls data from here, and you've completely broken it because now the page loads a second time before it can finish drawing the screen. It /needs/ that delay on the HTTP request in order to catch up. A real programmer would have thought of that. Add some loops, sleeps and rands; we can talk about your reckless conduct in the morning.