tag:blogger.com,1999:blog-17555522.post428647582167718050..comments2007-12-15T02:11:09.244-08:00Comments on Next Big Future: Optimum cost efficiency for home energy efficiency...bwhttp://www.blogger.com/profile/07541279438184352860noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-17555522.post-32067538049604227792007-12-15T02:11:00.000-08:002007-12-15T02:11:00.000-08:00Hi I wanted to thank you for posting these very he...Hi I wanted to thank you for posting these very helpful articles-- I learned a lot<BR/><BR/>Valuethinker (via TheOilDrum)Anonymousnoreply@blogger.com