What would you think of a "Unova Questions Megathread" where everyone with a question related to Gen 5 can post and you can reply to them en masse when you have free time? A FAQ section in the OP would be good to have too.
If I really wanted to reach literally everyone, I'd take a Q&A and shove it in a Dev Blog. I think a 'megathread' like that turns into a mess after a few pages, like