The author hasn't missed the "what if everybody does that" scenario: http://www.mrmoneymustache.com/2012/04/09/what-if-everyone-became-frugal/ http://www.mrmone

The author hasn't missed the "what if everybody does that" scenario: http://www.mrmoneymustache.com/2012/04/09/what-if-everyone-became-frugal/ http://www.mrmoneymustache.com/2012/04/09/what-if-everyone-b...