Just before it ends, CES turns into a discount bazaar

When I described the Consumer Electronics Show as a sort of future mall, I didn't mean that it was a place where people went to shop, at least not literally. But that's exactly what's been happening in the final few hours before the closing of the annual tech exhibition. Small exhibitors have started putting up hand-drawn "For sale" signs at their booths, hoping to sell off their demo products rather than having to ship them back. It's a widespread practice, I have come to learn, which isn't eve...