Yes; his approach is genious. We made our house in same kind of barn (and it's also part of open door+ the E-kohabitat on the day before), but we simply made a straw bale wall around the barn. Not an approach I'll recommend anyone: Nice when it's finished, but much too much work compared to start from scratch.
But this 'talk' should really happen at : http://slamenestavitelstvi.grouply.com/ ...