There's a new update to the official Twitter app for iPhone. Twitter for iPhone 4.3 (free) arrived today with a number of new features and bug fixes that should make life with the app a lot easier.
According to the update notes, Twitter for iPhone 4.3 includes:
Expanded Tweets -- when you view Tweet details containing links to partner websites, you can now see content previews, view images, play videos, and more (rolling out gradually)
Enhanced experience around selected events with the bets Tweets and photos from those involved
Push notifications for Tweets -- choose to receive notifications from people you follow any time they tweet or retweet
Ambient notifications -- enables you to see
