Amazon's cashierless grocery store cameras were fooled by a trickster's wardrobe change — but he still got charged for an avocado left by the bathroom (AMZN)

· Amazon recently opened its first cashierless grocery store in Seattle, which uses cameras, sensors, and artificial intelligence to identify which items customers buy.
· A journalist from Ars Technica tried to trick the cameras and see if he could nab some items without them noticing.
· After ducking into a bathroom and...