Assumptions
-----------
-o Usernames do not contain ",". [julia]
-o Password files do not contain ":" except as a field separator. [julia]
-o Version numbers do not contain "~" [logging, charisma, db_access.py, heidi, neve]
-o Suites are case-independent in conf files, but forced lower case in use. [jenna]
-o Components are case-sensitive. [jenna]
+o Usernames do not contain ",". [dak import-users-from-passwd]
+o Package names and versions do not contain "_" [dak cruft-report]
+o Suites are case-independent in conf files, but forced lower case in use. [dak make-suite-file-list]
+o Components are case-sensitive. [dak make-suite-file-list]
+o There's always source of some sort
+
+o If you have a large archive, you have a lot of memory and don't mind
+ it being used. [dak make-suite-file-list[, dak import-archive]]
[Very incomplete...]