My prediction: One or both of two problems will be the straw that breaks the &quot;wait, this doesn&#x27;t work as well as you&#x27;ve hyped it to&quot; camel&#x27;s back.<p>1. Explanation of why a particular decision was made. (I was incredibly happy to see the Toyota article this morning that mentioned this very subject.)<p>2. Flexibility in the face of change. (Or is there a better response to a model with declining effectiveness than &quot;start over&quot;.)