"Want to keep an eye on what's going on in your home or office
when you're not there? You can turn a Linux box into a motion
detector by using an old webcam and Motion -- software for
monitoring a Video4Linux device.
"The first thing you must do is get your webcam going. Dig out
that old one from your spares draw, or buy the cheapest one you can
find. (I managed to get a Labtec webcam for £2 (about $3.50)
on eBay.) Plug it into your PC's USB port, log on as root, then
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