Filed under: Bugs/RecallsiTunes 9.1 brought a feature to all iPods that had previously only existed for the Shuffle: the ability to sync lower bitrate, 128 kbps AAC versions of songs. With only a modest reduction in sound quality, enabling this feature saved nearly 2 GB of space on my 16 GB iPhone 3G. After enabling it, the feature works by re-encoding songs on the fly to the lower bitrate the first time you sync your iPod. This will likely be followed b
