Is the Doctor turning into River? Probably. And did he just blow his cover? He didn’t even have a cover in the first place. “Yes, spoilers. They can be quite bad.”

                       ”Define know? I know a lot of things, but the future, yes, I s’pose so, actually.”

    ▉ ϟ ▍❝——So … you’re from the future?
              Or been to the future, right?❞ Truthfully, he just ignored the question and continued asking his own, plainly out of curiosity, because this is highly interesting. After all, besides himself and the Doc, he doesn’t know any other time travellers.