Good articles to read on this topic: http://stratechery.com/2013/open-source-apps/ http://stratechery.com/2013/open-source-apps/ http://www.marco.org/2013/09/

Good articles to read on this topic: http://stratechery.com/2013/open-source-apps/ http://stratechery.com/2013/open-source-apps/ http://www.marco.org/2013/09/28/underscore-price-dynamics http://www.marco.org/2013/09/28/underscore-price-dynamics http://tapity.com/yep-paid-apps-are-dead/ http://tapity.com/yep-paid-apps-are-dead/