Each year, Builder Magazine teams up with a homebuilder to roll out a cutting-edge "concept home" at the International Builders' Show. While last year's strictly virtual concept home was advertised as "the most innovative home never built," some critics think the 2011 "GreenHouse" might as well not have been built either.

Owens Corning, whose pink fiberglass insulation has been around for more than 70 years, whose shade of pink is trademarked, and whose Pink Panther has become almost synonymous with insulation, has begun a top-to-bottom transformation of its fiberglass insulation.

I think it's safe to say that nobody likes to burn oil.