Its amazing how long you need to wait to get the accessories... looks like the camera connector are on the way, but my cover is no where to be seen...
as for using the camera kit to expand the memory on the iPad, there are have been several discussion about this, and a ton of youtube vids that show some hacks to do exactly that - they all require that you jailbreak your iPad... there are some tricks to fool the OS and import movies to your photo library, that don't require JB...