Living in a dystopia: How today's tech age relies on our digital footprint

This is Ask an Expert where every weekday at 9:20am on KCBS we're giving you direct access to top experts in various fields. Your individual digital footprint goes far beyond the posts you share or the photos you're tagged in. Today, we're plotting that data across generations. For a closer look, KCBS' Steve Scott spoke with Ian Sherr, CBS News tech contributor.