How a Webcam Turned North America's Most Famous Ski Run Into a Global Spectator Sport

Clayton Cash hopped off the Aerial Tram, got a waffle at Corbet's Cabin, and looked on as people slid into Corbet's Couloir, the famed chute with a wickedly steep entrance at Jackson Hole, Wyoming.

He’d already skied the line and planned to do it again before meeting his friends. It was his first run that day. “I didn't think anything would go wrong. And it went very wrong,” laughed Cash, a diehard skier who lives in Utah but regularly makes the trip up to Wyoming. 

He dropped in and...