There's a (fairly evasive) explanation as to why copy-protected media won't work, while commenters remind us that hardware compatibility isn't as surefire as we'd always like.

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The Windows team invests a mind-boggling amount of time, hardware, and people into maintaining compatibility.

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Windows 8 and Atom devices also provide compatibility with millions of hardware peripherals like printers, mice, keyboards, cameras, receipt printers, fingerprint readers, etc.

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This has cost benefits, simplicity for IT departments (in some cases) and can help avoid compatibility problems that arise from different hardware platforms.

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Oh, and in case you aren't looking to buy FB-specific hardware, fear not, for the presence of TouchWiz compatibility indicates that Facebook Home will be available for other phones as well.

ENGADGET