Apple will release 2.1 firmware for iPhone and iPod Touch this coming friday. New features of this firmware are

• Fewer dropped calls
• No Crashes
• big battery improvement
• faster backup

Apple also released iTunes 8.0 with new features

• Genius feature, which lets you automatically create playlists from songs in your music library that go great together—with just one click.
• Genius helps music fans rediscover favorite songs in their existing music library and suggests related music on the iTunes Store they might want to add to their music collection.
• iTunes 8 features new ways of viewing your music and video libraries, and adds television programs in stunning high definition for sale on the iTunes Store.

more here