This could also be a plus for Qualcomm, which has an effective lock on Windows smartphone business for the time being.

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Moreover, while Microsoft's Vista operating system has received mediocre reviews, the Redmond, Washington-based software giant offers a host of tools, from e-mail software to its ubiquitous Office productivity suite, that will make it impossible to break Windows' lock on big businesses anytime soon.

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Microsoft just unveiled the first major update to Windows 8, and it includes tweaks to nearly every aspect of the operating system: the lock screen, Start menu, Windows Store and onscreen keyboard.

ENGADGET

Jonathan Broskey, a former Apple employee who now heads the Army's Apple program, argues that the Unix core at the center of the Mac OS operating system makes it easier to lock down a Mac than a Windows platform.

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Pistorius might have been on edge, but we in the body corporate sent out endless nagging e-mails to our far less combat ready complex dwellers urging them to lock their doors, close their windows, and set their alarms at night.

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His parents had to lock him in his room each night and place locks on his windows that would set off an alarm if he tried to open them during the night.

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If you examine the technical details of Windows 8, you will find that, unlike previous versions of Windows, it is rife with gimmicks that are meant to lock-in the customer.

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With Windows Phone 8, Live Apps such as Facebook can even deliver real-time information right to your lock screen with updated wallpaper.

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