Devil Book = D = dickless workstation

/dev/null /dev-nuhl/ n.

[from the Unix null device, used as a data sink] A notional `black hole' in any information space being discussed, used, or referred to. A controversial posting, for example, might end "Kudos to rasputin@kremlin.org, flames to /dev/null". See bit bucket.

Devil Book = D = dickless workstation