Apple has released firmware 1.1.5 For iPod Touch owners who do not want to pay the $9.95 for the 2.0 upgrade.
The new 1.1.5 firmware will not bring iPod Touch owners features found in the 2.0 firmware such as MobileMe and the App Store. The update is available for download through iTunes.
Lastly, according to an article at iClarified, Apple is working on a new firmware for both the iPhone and the iPod Touch (2.0.1).
