Windows 7 is on sale. Should you buy it now?

(AP) -- Microsoft Corp.'s next installment of Windows doesn't launch until October, but deep discounts on some versions are available through Saturday if you want to pre-order. Before pouncing on this deal, make sure it's right for your PC.

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<p><a href="http://www.physorg.com/news166275776.html">Windows 7 is on sale. Should you buy it now?</a></p> <p>(AP) -- Microsoft Corp.'s next installment of Windows doesn't launch until October, but deep discounts on some versions are available through Saturday if you want to pre-order. Before pouncing on this deal, make sure it's right for your PC.</p>