because the non-cgear stuff isn't fully fleshed out yet. there's sha-1 hashing involved along with another DSID. seeds are predictable using the cgear, but not yet for non-cgear.
if you're playing a 5th gen game on a real cart and have a working AR, let me know, because i'd like to have you test something for me.
there's also a very hastily thrown together list in post 2 so people know when to stop.
e: and as i said on the list, please trade the celebi and jirachi as much as possible! i would appreciate it.