>>9888552You don't need two fully formed brains to experience a conflict between two opposing attempts at body movement.
>>9888556It happens to me pretty often. Usually it's just a once or twice back and forth before it resolves, but there have been rare occasions where it keeps on going, maybe as many as five times, before the ridiculousness of the situation makes the conflict stop.
Usually happens when there's an urge that comes up to go do something useful but a bit out of the way or otherwise inconvenient and an urge to disregard that something useful for the sake of not needing to bother with it.