You Didn't Time Travel

The bad guy learns that by using the crystal, which he can travel forward in time. Everyone else sparesatin, you should know about this only unless las on. You cannot use the principle to go back. Wait, i going cleanly. Forgot abot. You literally didn't time travel. I thought the explanation sceen, where they kind of like lay that out for the kids was actually outo tay,. might a problem with them being surprised by it.