OurBigBook Wikipedia Bot Documentation
In 2009, various significant developments and trends in computer-related technology marked the year. Here are some key highlights: 1. **Windows 7 Release**: Microsoft released Windows 7 in October 2009, which was a significant improvement over its predecessor, Windows Vista. It offered better performance, an improved user interface, and new features like libraries, taskbar previews, and improved touch-screen support.

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  1. Computer-related introductions by year
  2. Computing by year
  3. History of computer science
  4. History of mathematics
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