A Swedish start-up called Epicenter is offering to implant its employees and start-up members with microchips that function as swipe cards, allowing them to open doors, operate equipment or buy food and drinks with a wave of the hand. While these microchips have been available for decades, the technology has never been implanted in humans on such a broad scale. "Epicenter and a handful of other companies are the first to make chip implants broadly available," reports Associated Press. From the report: