Top 10 biggest drawbacks of Windows RT

While Microsoft is spending a small fortune promoting its next-generation Windows 8 operating system, it also has another new operating system called Windows RT, which actually powers the company's Surface tablet and a few other devices.

Superficially, the operating systems look and feel the same. But Windows RT is designed for devices running on ARM chips, which are used to power smartphones and tablets and are considered more power-efficient.

Windows RT is more like "Windows Lite" than a full-blown update to the operating system. It's Microsoft's attempt to make a controlled environment similar to Apple's iOS, and that means Windows RT has some big limitations compared with Windows 8.

If you're thinking of buying a Windows RT device, there are a few things you should consider. Here's CNET's rundown of Windows RT's top 10 drawbacks:

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