Panorama and passbook are not disadantages. There are not suited for iPad, according to Apple. You will eventually get better support on Maps. Google didn't built their app in a day, either.
I just had a strange problem with the iOS6 Mail app: while typing a reply, the line would not break. It just kept going, side scrolling the screen until I hit Return. As my typing stretched the 'window,' the quoted text rewrapped to fill the new width.
milliHelen: amount of beauty required to launch one ship.