The advent, explosion, of the application software industry shows no signs of being a short term phenomenon. Apps represent both a new market opportunity, and open new ways of doing business. Combined with the concepts of the micropayment economy, the barriers to entry, and sustainability, for this business model are low enough that nearly any person is qualified to try their hand at this market.[6] In essence, these factors combine to allow for a "grass roots" counterpoint to the traditional business models forged during the industrial revolution.