[scq]

I think it's designed to stop someone driving a tank into the datacenter and making off with the hard drive.

[freedompeace]

B-b-but they have my keys stored in that datacenter !

[flog]

Don't worry. That datacenter's keys are stored on the encrypted disk at the other datacenter ;)

[DEinspanjer]

Darn, so they have effectively doubled the cost of data theft from one tank to two tanks.