It's been a few more months and after some twists and turns like a twisty-turney-thing, we are aiming for a passive house. Our architects David Barr have recently won some more architecture awards which is very exciting and the house is taking shape nicely. The passive house aspect was a bit of good timing and good research. I am being a little coy still as I would like to get everything designed and approved before exposing the house to the world.  In the meantime, here is a post from 99% Invisible about the mind of an architect.