Unless the platters were physically destroyed, the data can be recovered.
It might cost a lot, and take a while, but it can be recovered. Just call the Feds, they know how.
Worth every penny they might have to pay.
LOL
Maybe not.
I keep a 32 pass, DoD certified wipe program on my tool kit CD. WHen I wipe a drive, it is wiped.
Doing a bare metal build is so much easier on a clean drive.