Hi all... Just a quick update on getting AVR-USB to run with the Arduino. I've just managed to put together a "mini" expansion shield with a USB "B" socket and the 2 diodes and 3 resistors needed to create a USB connection to the Arduino hardware. (Have plans to upload schematic/diagram/photos eventually.) After some code modifications (to fit using ATmega168 etc) I got Linux and OS X recognising