The thing about gamechanging devices is that you cant be sure if there is a market for them before they launch. The ipad, iphone, walkman all created segments w

The thing about gamechanging devices is that you cant be sure if there is a market for them before they launch. The ipad, iphone, walkman all created segments which did not exist. Not to say that this Samsung gadget will prove gamechanging, but given the right attributes and user experience something like this could fly. As usual the software will make or break the device.