the apps, but just too much. and ask themselves if they're picking up their phone ten time maybe they could do it less. >> there's this idea, who is in control, man or machine. you believe that we as human beings can control? >> i absolutely do. i don't subscribe to the machines taking over the world. and i don't worry about that. i worry much more about people thinking like machines. >> do you think that tech companies are in a position right now where they can self-regulate some of these more sticky issues? >> well, that's a big topic. generally for me, i'm not a big fan of regulation. i think self-regulation is the best but when it's not working, and in some cases it's not working, you have to ask yourself, so what form of regulation might be good. and i think it's a fair question that many people are asking at