I think they should have done a better job getting to know the teams better. It was rush, rush, rush and not much of who the people were, just blanket titles.
Yes, this is a formula show, the brains, the beauties, the conservatives, the farmer type and so on, just like a cast for Survivor or Amazing Race.
The teams that seem to me to be the best for the long haul of the race are the Air Force, ex CIA and the brains. It will require more thought than brawn at times and that will give that team an advantage.
Do I like it yes, I will be watching. I taped it when originally aired and just got around to it today.