Keyspan is now shipping ZIP LINQ retractable sync + charge cables for such personal digital assistants (PDAs) as the Visor PDA and Treo 600 smartphone from palmOne, Sony Clié, as well as PocketPCs such as the Toshiba Pocket PC and the Dell Axim. The cables let you sync and charge PDAs via a laptop’s USB port. Pricing starts at US$17.99.