Re: Uhura replacing McCoy/Bones?
Come to think of it, there's also a very practical reason why she would go with Kirk and Spock to Kronos that doesn't upset the "big three" idea. She went, instead of even Sulu or Chekov, because she speaks the Klingon language. That certainly would be helpful.
Whenever you find yourself on the side of the majority, it is time to pause and reflect. -- Mark Twain