Quote Originally Posted by NFC View Post
You would have to have a very very very powerful magnet to do any sort of damage to modern HDDs.

I've been experimenting with neodymium magnet retention systems for hot swap drives in enterprise server setups and have yet to see a problem.

If you wanna test it for yourself find an older maxtor or seagate you have lying around (year 2000 and up) and stick some magnets on it and put it in the freezer. It will still work as good as a maxtor/seagate will
I put the "" to show I was only kidding around.
I've tried purposely wiping drives that way too, and it hasn't ever worked.