Giz Explains: What's So Awesome About 64-Bit?

The phrase "64-bit" has been tossed around lately, the most it's been since the Nintendo 64. If you haven't heard it, pay attention. One of the most important steps forward in computer power is happening right under your nose, but most people don't know thanks to the sneaky efforts of Microsoft and Apple. Though fully 64-bit operating systems are the OSes of tomorrow, you can taste some of that power today with 64-bit versions of Windows and OS X. Here's why 64-bit computing is so awesome:

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