>NO ADMITTANCE TO CRAZED MERCENARIES - Sōsuke is banned
>from the mailroom since the time he blew up one of the sorting
>machines. The exact reason why he felt the need to do that is
>classified.

The only sorting machine I know of that would need to be blown up was made by Bloody Stupid Johnson, who seems like the exact metaphysical opposite of Skuld's Chosen.