>> For all intents and purposes we have lost the 1800s technology of community barn raising. At least we as defined as HN participants. I am pretty sure 'we' h

>> For all intents and purposes we have lost the 1800s technology of community barn raising. At least we as defined as HN participants. I am pretty sure 'we' havent (in the sense 'we' = sum of HN member knowledge). HN includes some pretty amazing members: http://jacquesmattheij.com/how-to-build-a-windmill http://jacquesmattheij.com/how-to-build-a-windmill I don't have links handy, but HN includes people who homestead, and practice many mostly-lost arts.