mr. shirky, is the internet browser an antiquated technology? >> guest: you know, it's antiquated in the sense that it is nearing 20 years old now, and when life cycles change that quickly, change as quickly as they do now, anything that's 20 years old is somewhat antiquated. but it it has also consistently proven its worth. in fact, it's starting to disappear not because it's going away, but because it's soaking into everything else. this a way, the browser is becoming the background of whole operating systems. google has gone chrome, all of which, essentially, bring all of these interactions into the browser. as we know from youtube, it's for listening to music and so forth, so the browser is stopping -- in fact, my kids just the other day, i asked my 9-year-old if he had the browser window open, and he said, what's the browser? because to him it's what you use the computer for, it is the absolute edges of the screen. and so i think the browser's becoming infrastructure rather than an application that people think about. >> host: well, with th