REVIEW: Zeal Optics Transcend GPS goggles

Zeal Optics are really upping their game with their latest pair of ski-googles, the Transcend GPS model. With a whole host of location-aware features, these shades are one-part eye protection and one-part fighter-pilot HUD techy-goodness. But is the addition of a screen little more than a novelty, or a full-blown Robocop-on-the-slopes experience?