The 4-Hour Workweek was first published April 27th, 2007.

I did my best to cover all of the bases when it debuted, but there were gaps. Though I included cases studies of families using lifestyle design, for example, it was hard to find more than a few the first time around.

Not anymore. Things have changed. There are more than 30,000 comments on this blog, hundreds of people have shared their successes and failures via detailed e-mail, and both case studies and experiments continue to flow ...