I don't know how to answer your question exactly.
I've had some problems with the Moffat-ran series for a few years now. He starts off with a bang and with good ideas, but the payoff never seems to fit. Doctor Who has started to feel a lot like Stephen King stories... where you really look forward to it, are grabbed by the opening bits... and then disappointed by the ending.
That said... I didn't hate this episode. I liked it, even if it was a bit far-reaching in some ways (especially the bit with going all the way back to the first Doctor and directly interacting... that felt wrong to me)... to be fair, I'm going to wait to like or hate this proper until I see the anniversary special and see how they explain Hurt's character. I am in the camp who thinks/roots for him to be
Warning: Spoiler! (Click to show)
the Valeyard, last scene proper in Colin Baker's final season... though mentioned a couple of times in modern Who