Privacy and the Internet is one of the defining controversies of our age. Apps like Snapchat promise temporary, fleeting ways to communicate, with data disappearing nearly as fast you send it. Guest host Barbara Bogaev looks into how well they deliver on this promise, and whether they could be the model for the future. Also, Iraq sees an uptick in sectarian violence, and we take a comparative look at the companies that offer analysis of your genetic traits and health conditions.
Banner image: Sean Habibi