I'm setting up a New Airport Extreme (when it comes in) with a Canon printer and external hard drive. 1. What is the best external hard drive 250 gb -500 gb. 2. Can I use my PC and my MBP via the Airport Extreme with this drive? 3. I know there are several ways to connect the printer to the Airport but what is the best most efficient. 800 -400 - USB - eithernet- etc blah blah. 4. I know there are several ways to connect the HD to the Airport but what is the best and fastest, efficient way??? 800 400 USB Eithernet etc. blan blah. Back to HD, seems everyone has their reviews but I wanted to here from you guys, the experience, no holds bar, everyday pros of what is the best drive to have with this system and a VERY new MBP. Remember this HD will be used with Airport Extreme and PC and MBP. Optimize me! Let the experts speak!