The document discusses seven types of ambiguity surrounding modern communications and media. It begins by outlining the author's concerns as a parent, reader, and citizen about issues like the blurring of real and virtual relationships online, overreliance on bullet-pointed presentations, and lack of nuanced political discourse. However, the author also acknowledges an inability to imagine life without tools like search engines, sensors, podcasts and social networks. The document then promises to explore seven specific types of ambiguity in more depth, borrowing the structure from a novel about ambiguity. It begins with the first type: the exponential growth of communication technology and its opportunities as well as challenges regarding information access and storage.