It now takes advantage of the iPhone 4's higher resolution screen. I also fixed some rotation glitches on the iPad, and the font-images have been regenerated on all platforms to remove some animation artifacts that probably nobody but me has ever noticed.
Dali Clock 2.35 is out now, and in the app store.
They changed the file names. If you've been using my sms-backup-iphone.pl script from cron, it hasn't been working since you upgraded your phone to iOS 4.x. Get the new version. (Update: Actually, maybe the file names changed with a recent version of iTunes, not the phone's OS. Not sure which. Same result.)