When they can make components for 30%or 15% less money at 4x faster, that means they sell at the same price and pocket the difference. That's how you pay for the machinery and these inventors run a business. The pitch being "I can get you the same components a month faster! So you, Mr. Contractor will hold the loan a month less. That's how innovation works - never passes reduced costs and the differences go into someone's pocket. Oh, and by the way, now the crew of 10 construction guys (from 1 job site) no longer have jobs and can't afford to buy a home... same end consumer costs, fewer working people that have money to buy a home.... and this HELPS home crisis? ya...