We'll just yank the joystick really hard.
No workie. Your signal from the stick will be traveling slower than your flying disk. Better find a new way of controlling it. And that flip communicator will only be able to send messages to the guys in the back of the disk. If you are doing anything close to the speed of light, the response from the back may take years to reach the front. If you are faster, you will never get the message that said the dylithium crystals where over heating
As you can see, bending space is the better solution. We should be able to do it in the next decade or two