1 Cope with outside-main things (rmadison does not print pool path)
3 Cope with non-Debian archives
5 Make it possible to do dgit clone / fetch anonymously
7 Suite name canonicalisation/mapping
9 Archive agility. Archive needs to specify (a) way to get versions
10 and paths in archive for dscs (b) unpriv pull location (c) priv
13 Support Format 3.0 (quilt)
17 Have option to do fake merge thing.