Now really? So please point me to his major contributions to browsers, phones etc.
You are consuming my time, forcing me to refute your ignorance because you come here and attack my reputation. That is what I consider to be rude. You come off as an academic who is offended that anyone other than your fellow academics might have a theory and opinion on anything in your claimed area of expertise.
His GIF code for example is in use in all those cases. His GPS code is in use in nearly every mobile device, including the military. Now he is working on the very important problem of rescuing important large historic code bases from archaic version control systems. Man please...