Recently my Mac became weird after some minutes of starting up. The finder did not response and files in the HD corrupted from time to time. It caused me quite a while to notice the problem. Guess since the upgrading to the latest version of 10.6.4 of the Mac OS X. Just put my Mac to the factory yesterday and the staff gave me a note today that there are some problems with the HD and would ask for the replacement from Apple. My guess, the HD toasted. I should have noticed for a while but luckily I have the expense covered since it’s still within the warranty.
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