Yesterday’s post about the Google-Groupon deal generated a lot of views and comments and two important lessons. First, on a “meta” level there was a lesson about blogging. While I had known this to some degree before, for stimulating dialog it is far better to write about a current topic and take a one-sided approach. The important lesson though that I am still learning is that one then needs to be open to actually engaging with the comments. Disqus is a wonderful tool for doing that as I can...