Apple Drops AirPrint Compatibility for Second-Generation iPod Touch
As noted by 9 to 5 Mac, Apple appears to have dropped support for AirPrint in iOS 4.2 on the second-generation iPod touch. When Apple initially announced the feature on September 15th, the second-generation iPod touch was listed as a compati...
http://www.macrumors.com/2010/10/04/apple-drops-airprint-compatibility-for-second-generation-ipod-touch/