Describe TWO ways that Netflix's strategy in DVD-by-mail was able to overcome Blockbuster's competitive advantage in home video rentals? Be sure to also explain how they helped Netflix to perform better than Blockbuster. According to the case study, Netflix considers streaming video a 'sustaining' technology that extends its core DVD-by-mail business model. Do you view streaming video as: a 'sustaining' technology that is an extension of Netflix's existing strategy a 'disruptive' technology that requires Netflix to formulate a different strategy Support your viewpoint with TWO specific examples (details) from the case study