In the morning, the first thing we did was go on granddad's laptop and find some cameras to buy. The four we bought were small, unobtrusive, that ran on batteries and could be placed just about anywhere. They connected by wi-fi to a small box that plugged into a USB port and which, along with some software that came with the package, managed the streams from each camera, to be recorded on the hard drive. The cameras stayed dormant unless something moving set them off, so that they wouldn't be st