If it was an hour of him doing nothing but answering "good" questions, then we would know every single detail about the game. He needs some silly questions to water down the new information.
I don't think this podcast will be anywhere near an hour. Or at least not the actual interview.
Edit: just checked reiner's twitter and he said that they asked about spears...this should be interesting. I'd laugh so hard if todd said "we're not ready to talk about that yet"!