The Nano does not come with much included in the box (just a dock adapter, USB cable and headphones), so you may need to invest in a protective case, armband, or other accessories -- these quickly add up and Apple knows it.
The USB Massage Ball is the perfect desktop companion for use at home or the office.
I am now thinking about getting adsl modem with built-in wireless router and using wireless USB adapters for the desktop and the laptop.
I use an IDE to USB gizmo found in an old external harddisk caddy to connect via USB to my laptop.
For some reason, Solaris's USB drivers are quite choosy about what storage devices they will accept.