Rumors of revamped MacBook Pros have , with some bloggers predicting an early-March ship date for Apple's latest laptops. Given that that last MacBook upgrade was nearly a year ago in April 2010 (aside from a firmware update in November), the series is certainly ripe for a refresh.

Other signs signify a change is due. Supplies of 15- and 17-inch MacBook Pros are at Apple Stores and third-party retailers in Japan and the U.S. While the new laptops will feature Intel's new , they won't include the , which could hamper performance of storage devices. (Intel has since repaired the chip glitch.)

Naturally, the new MacBook Pros' specs remain a mystery. That's no reason not to speculate, however.   Italian tech blog says we can expect five new models with screens of 13, 15, and 17 inches. Other Apple-watchers believe the new Macs may sport solid-state drives rather than conventional hard disks.

This is all great, but ?