elsewhere. that tax is both an incentive to keep people on the job, in a good way, a productive way, and also provides money to help foster, from the federal level, the kind of things we need a lot more of. we need more investment in renewable energy, recycling, environmental restitution -- >> tucker: let me ask you this question, though. i'm not sure i think -- it's not totally crazy, i'm happy to read and think about it more. we are together up until this point, but if you really believe that automation is a threat to low skill jobs, why are you for mass immigration? water all of of these people going to do? >> i'm going to finish the point of what we're doing here. i certainly want to answer that question, it's an important one. let's be clear about the central point: right now, there is no american strategy -- no federal government strategy to address automation, and it could be the single most destructive force in our society that we've ever experienced. if you talk about tens of millions of working-class and middle-class americans are no longer have work or the prospect