"But wouldn't that still . . . hmm." McCoy fell silent, thinking. Even if they returned things, wouldn't that still have meant they were missing in their timelines for a while? And wouldn't that have repercussions into the future, thus making their plan invalid because things would have changed? Even if the stuff got put back, there's be that period . . . ugh. McCoy hated thinking about time travel!

He grabbed the chance to talk science with both hands, "It is and it does! Science is my religion!" It really was, "Who's Mr. Stark and what does he do? I mean, what would do for him?"