Huh. This is actually the first app I've used that writes to the address book instead of just reading. I didn't even know the API supported that. Which, not to

Huh. This is actually the first app I've used that writes to the address book instead of just reading. I didn't even know the API supported that. Which, not to veer too far off topic, makes more glaring the continuing omission of a calendar API from the iPhone. Doesn't adding contacts from a third-party app seem like a less common use case than adding calendar events? The Facebook app could certainly take advantage of it.