I know you mentioned you like to buy stuff in stores, so you'll probably get lucky at any apple store, and probably all the major consumer electronics carrier. But if you shop online a bit, theres plenty of stuff. But you may want to check
this out on Newegg. You'll get a Firewire connection, and seperately a Car Charger too. I'd say its bang for your buck as well as its cheaper than the Best Buy link you mentioned earlier