If there's any overused word at an AirVenture press conference, it's "excited." The second most overused word to the point of cliche is "game changer." Considering that the last real game changer in aviation was, I dunno, the invention of the turbojet engine maybe, a clever new app with drop shadow shading and redesigned pulldown menus doesn't quite strike me as being in the same league.
This is a companion discussion topic for the original entry at https://www.avweb.com/ownership/aerodiesels-what-no-overpromise