Not sure if anyone else saw this, in this past Friday's online edition of Popular Mechanics. I think it just reflects the growing interest in using wood as sustainable fuel among the general public:
http://www.popularmechanics.com/hom...ove-design-challenge-15047847?click=pm_latest
http://www.popularmechanics.com/hom...ove-design-challenge-15047847?click=pm_latest