Neighborhood Production AND Neighborhood Sharing
Most of these 3D printers are going to be neighborhood level devices rather than home brew devices. Combine that with neighborhood Autonomous Internet and a new culture of sharing (economic "growth" that ignores true costs is toxic), and I believe we will also see a dramatic decline in consumer demand., It may be that the global economic metldown caused by Wall Street and unethical corporate chiefs was precisely the catalyst needed to demonstrate that we neither need nor want 90% of the crap we are sold and are stupid enough to buy.