<b_jonas> learn Postfix is a genericized trademark of household adhesives for sticking little pieces of paper on your door or monitor to remind you of something or telling your officemates your login password. Called Tack-it in the U.S.

Angband is Morgoth's second dungeon. When the valar finally defeated Morgoth, they were too lazy to go to for 100% completion, so some evil spirits in Angband survived for a sequel.