17. Vista had the longest startup/logon music ever.

2009–2012: Windows 7

18. Windows 7 was evaluated by 8 million beta testers worldwide before its release.

19. Windows sold 240 million in 2010 which means that Microsoft sold 657,534 Windows 7 copies per day, 27,397 copies per hour, and 7.6 copies each second.

20. 93% of all new computers from OEMs (original equipment manufacturers) ship with Windows 7 preinstalled.

21. The Windows 7 Start Menu was opened a total of 14,139,925,439 times in October of 2010

22. Windows 7 has largest users share among all other OS – 41.35%.

2012: Window 8

23. The consumer preview of Windows 8 was downloaded one million times in a single day.

24. Citizens from 70 different countries completed the download soon after the launch.

25. Windows 8 is available in 109 different languages.

26. Windows 8 works with files of up to 16 exbibytes, which equates to 687 million Blu-Rays.

27. Estimates suggest roughly 4.5 billion people will use Windows 8 in the future.