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Amongst a few of reasons for the delay; that sounds like it could be a very good answer...It sounds like they're trying to hack it so it doesn't identify the other network as roaming.

Kies has been showing an update for my phone for a week now, and as I'm running 2.1 surely it can only be 2.2 that I'll be upgrading to.
I'm guessing, are you on T-Mo Orange?
Mine keeps saying that my pone is up to date.
I have a (Bell) i9000m running on AT&T's network...