Over the last several years we have been studying network based competition within the software and the video game industry. An overview of our research can be seen here. We have created a set of images that illustrate the dynamics within the software industry particularly the dynamics of Windows OS. Movies (A SVG viewer is required to view the movies): Windows platform ecosystem evolution (1990-2002) Linux platform ecosystem evolution: (1997-2002) Mashups ecosystem evolution: (October 2005 - January 2007) Caution: These movies take a long time to download Static snapshots: Windows platform evolution (1993-2002) Linux platform evolution: (1997-2002) Video Game Industry (1976-2002)