Judge Death wrote:
The Mirrorball Man wrote:
Or the Doctor has an innate sense of time and he just knows these things.
Which is, rightly or wrongly, about the only thing that makes sense when you're dealing with a man who has a time machine.
Probably, but it's such a cop out. Basically it's just saying "or
it only matters what the writer wants to do." which it is, but it also leads to unsatisfying stories. At least for me.