When Verizon CEO Ivan Seidenberg cashed his $20.2 million dollar check in 2008, he should have given a large chunk of that to one Mr. Joe Horn. Twitter CEO Evan Williams and NFL Commissioner Roger Goodell should start listening up. Horn, a former NFL WR famous for his cellular telephonic celebration during a 2003 game against the Giants, made a huge contribution to the mobile telephone industry. Worldwide subscribers in 2003 were estimated to be at around 900 million. Six years following Joe ...