I agree. Who has a USB A to A cord?!? Consumers are more likely to have a firewire cord from an external hard drive. Or if they are forced to buy a cord, a firewire cord is far more likely to be utilized in the future than a USB A-A. Gigabit Ethernet would be a resonable option however. My original Quicksilver PowerMac circa 2001 even has Gigabit. Even 100Mb eithernet would work relatively well. If it works well enough to stream content to an AppleTV, it should be...