[dfc]

> Use of grinders is pretty standard practice.

It is? I thought everyone used giant shredders.

https://www.youtube.com/watch?v=yd_O7-rqcHc

[alextingle]

I'm not sure that's enough for this level of classified. I can imagine fairly large sections of the drive platter surviving more or less intact from that. Theoretically, quite a lot of the data might be recovered.