Our biggest concern is that it may make things frustrating for the end-user, let???s imagine that you want to buy an external hard drive, however you have a Windows-based desktop and a new Macbook Pro, obviously you could buy a USB 2.0 or FireWire 800 device, however this will mean that you have to endure speeds of up to 480 Mbps and 800 Mbps respectively, which will seem sluggish compared to USB