ary in 2012. The purchase provides Microsoft with an e-book reader for Windows-based mobile and tablet devices. Kinect was an instant success, with 8 million units sold in the first 60 days after it was introduced in November 2010. To widen applications for Kinect beyond games, Microsoft released a software development kit (SDK) that developers can use to create other ways to use the motion detection. One example is the ability to control brows- ers through hand and body gestures. Table 3-10 includes a partial list of Microsoft's acquisitions. (The full list would require a separate book.) The $8.5 billion purchase of Skype brings with it a number of potential advantages for Microsoft. The majority of Skype customers are currently residential subscribers. However, Skype has been upgrading and promoting its services for small and midsize businesses. The service can be integrated into the Avaya and ShoreTel telephone sys- tems SO that business customers can easily use the Skype service. In addition, many business people who travel for work use Skype on the road for video and audio con- ferencing and international telephone calls. Microsoft has stated that it intends to inte- grate Skype into its own Lync IP telephone system server. Nontraditional Competitors: Amazon, Apple, Google, Microsoft, and Netflix Table 3-10 A Partial Listing of Microsoft Acquisitions Acquired Company: Description of Purchased Organization's Year Acquired Technologies Hotmail: 1998 Web e-mail. Microsoft uses the technology to attract traffic to its Bing search and its Office 365 cloud applications. Visio: 1999 Charting software used for applications such as proj- ect management. Bungee: 2000 Microsoft's successful Halo series of games that operate on the Xbox 360 hardware are based on Bun- gee software. TellMe: 2007 Automated telephone directory activated by voice commands. Used by telephone companies for direc- tory assistance and by large corporations such as airlines, which use it for reservation systems. aQuantive: 2007 Online advertisin