iTunes 10.7 has been released, and it will prepare you for the installation of IOS 6 on your Apple devices.
iTunes 10.7 will also support the new iPhone 5, iPod Nano and iPod Touch. IOS 6 will be released on September 19th, so make sure you download and install iTunes prior to the 19th.
A completely newly designed iTunes 11 is expected to be released in October, along with a redesigned iTunes store from your PC, Mac, or IOS device.