I've developed control software for LED panels of the kind you see in Times Square a few years back. While that was for a different manufacturer, the hardware

I've developed control software for LED panels of the kind you see in Times Square a few years back. While that was for a different manufacturer, the hardware and control techniques aren't much different. The article makes it sound a lot more high-tech than it really is. They are interesting devices, especially when you get into strange shapes, but it's basically irrelevant how big your display is. The resolution matters, as well as the refresh speed. That's where the basic challenges lie.