Writer Jon Ronson says Internet commenters can behave like a mob — and believes it's time to rethink how we interact when we go online. Philip Rosedale talks about the virtual civilization world he created, Second Life, and how virtual reality might only get better — and more integral to our lives. Computer scientist Jennifer Golbeck talks about the "curly fry conundrum" and what companies can predict from your digital trail. Many of us have a second self, a virtual personality composed of posts and tweets stored in the cloud. Adam Ostrow, editor-in-chief at Mashable, asks what happens to that personality after you die. After Hurricane Sandy hit Manhattan, writer Abha Dawesar watched people scrounging for outlets to charge phones. She wondered whether we miss out on what's real when we dive into our digital lives. Plus, listeners' stories of a time when their digital lives affected their real ones.