Photo by Lepti on flickrThe director of the Austin Clean Energy Incubator is leaving to become an entrepreneur-in-residence at one of the nation's top venture capital firms. According to the Earth2Tech blog, Joel Serface was selected by Kleiner Perkins Caufield & Byers to work on a Department of Energy program that focuses on commercializing clean energy technology that comes out of the National Renewable Energy Laboratory in Golden, Colorado. Serface came to Austin in 2006......