George Weiss is 84, and he just may be the eldest mobile application inventor in America. His app is called Dabble – The Fast Thinking Word Game, and it is now available for iPhone, iPod touch and iPad. The object of the $0.99 game is to spell five words as quickly as possible suing the 20 letters stacked in a pyramid shape. The five words must include a two, three, four, five and six letter word. The premise is simple and addictive….