Which raises the spooky question is it the ship causing the bubble (space-time) to move, or vice versa? Typically space-time tells objects how to move, not the

Which raises the spooky question is it the ship causing the bubble (space-time) to move, or vice versa? Typically space-time tells objects how to move, not the reverse. It would be disconcerting to discover FTL but find that the journey was fated from the beginning.