Innovation is not just nice; it's a requirement. Take a look at the chart below which is a prime reason the newspaper industry has tanked. Throwing up walls around your products will ultimately not work; one must take risks and move forward. My thanks to Graeme Thickins for the Tweet about the Business Insider "Chart of the Day". Click upon the chart to view full sized / resolution. It will allow you to read all the data points and explanations.