mostly, with the competitions the BBs hold, there is a poll. So in a way, it's already there.
BBs also have been putting up surveys a few times in history of the game to get into the user's minds.
So your idea is good. But I'm not sure they are going to make a separate page for it. When they want our opinions, be sure they will come and get it.
They are not your friends; they dispise you. I am the only one you can count on. Trust me.