and brother verma and that remember those telephones and i think that we did approach to this, recognizinggress did. we legislated prospective mate upon stepping forward to revealing that, i feel that congress ought to be very humble about our ability lets the sector of the hon upon it has changed dramatically so i would like to ask each of you, let me start with mr. stephenson and mr. hess to comment on innovation. i know some of the concerns is somehow innovation would be stifled or retarded by this merger and i wouldn't, mr. stephenson and mr. hess, if you would give us your views on that. >> thank you, senator. one thing that you cannot say about this industry is it is lack for innovation. the innovation in this industry is happening at every layer of service. infrastructure players, carriers like all of us up here on this dais are seeing innovation go at an incredible pace, i mentioned it from 2-g, 3-g, to 4-g in five-year period of time. that innovation is happening very, very rapidly. we're talking about comes after 4-g. you see this innovation playing at the device level. there are