High Tech Skiing
The “Ski Key” is a watch-size black box (worn on a Velcro wristband) that contains a microchip. It’s in use at California’s Northstar at Tahoe, where scanners on chairlifts keep track of vertical miles skied. Like members of airline frequent-flier clubs, Ski Keyers win prizes for accumulated mileage. Skiers can charge lift fees and meals directly to the Key, and it even alerts them to phone messages so the office is never more than a mogul away....