we continue with andrew mcafee, principal research sign cyst at m.i.t.'s initiative on the digital economy. his work explores how information technologies are transforming business and society. his latest book the second machine age argues that the robot age is good news, but that it brings with it some challenges. welcome. >> thanks, ian. >> ian: let's focus on the challenges to start. i want to know how fast, who's it hitting. >> yeah. >> ian: because the headlines seem to be coming much much more significantly these days. >> and i don't think that's a mistake. i think the technology really is getting simultaneously a lot cheaper and a lot better. on the cheaper side, we got the news earlier this week fox con is planning to replace about half of the total workforce at this 110,000 person sprawling factory complex with robots that are working more cheaply than the chinese now. on the better side, an announcement from google i believe yesterday or today that they built a technology that can identify where a picture was taken just by looking at the pixels

former new mexico governor gary mcafee, and andrew napolitano -- host: you also write another this meanshat johnson is the shoo-in, even though he is seen as the front runner. even to a greater extent than the two major parties, johnson formerected massachusetts governor bill weld as his running they. tells about what we are expected this weekend. guest: it's difficult, there is no rhyme or a process and no polling. the democrats can be quirky. can be quirky.s but you have three relatively high-profile nominees. gary johnson is running with bill wells, you have the prospect of the libertarians potentially nominating these successful former republican governors, having a typically may have more governing experience than the republican ticket. that is going to be in addition development. johnson got over one million votes last time when he ran. with high unfavorables of hillary clinton and donald trump , the libertarian nominee, whoever that is, has a real opportunity to break through in a way that libertarian candidates haven't before. the libertarian nominee could be a candidate that som