and 777/330 makes very little sense.
hmmmm, Thats a rather rushed statement!
To add to frank's list;
Remember the A332 is a fair bit smaller than the 772A, and both (A330's) are considerably lighter making them ideal for those thin, medium-haul routes, leaving the 777 to cover the longer ones.
[Edited 2004-09-12 18:38:21]