Gear: Up to speed on latest running shoes

Camera shutters clicked. Techno music throbbed. Dramatic slow-motion images danced on massive video screens. World-famous athletes bounded up on stage to spout well-rehearsed sound bites. Last week, before hundreds of assembled media flown in from around the world, the top brass of one of the world's largest sporting goods companies breathlessly revealed a radical new high-tech product, years in the making after thousands of engineering man-hours, that they claimed would take running to a new level and revolutionize the athletic shoe world:

By Roy M. Wallack

February 23, 2013