Underscoring the impact apps are having on the entire ProAV marketplace, Stampede Presentation Products Inc., Amherst, N.Y., a ProAV distributor, announced that more than 2,000 dealers have downloaded the company’s Big Book of AV app for iPhone®, iPad®, and Android® devices — an achievement made even more remarkable by the fact that the app was introduced less than two months ago, according to Stampede President and COO Kevin Kelly.