Symphony 2.1 the notation app for the iPhone has arrived already. Here's what's new:
♪ Ability to start over from scratch
♪ Edit key signature after creating a new song
♪ Fixed issue with saving a song's tempo
♪ Tracks are no longer spaced out excessively
♪ Minor layout & bug fixes
Seems to have got through the app store approval process very quickly indeed doesn't it!
Symphony at the app store: