by Kay Mathews Programmatic ad buying promises “hyper-targeting abilities” and FitAd brought this burgeoning tech for marketers to wearables by inking a deal with Amtrak’s Acela Express. The train-travel company is being called by Adweek “the first known programmatic wearables ad buyer.”  Travelers in Acela’s Eastern Seaboard route who are golfers on courses in that […]