Wrong. You have a few people with all the money; that they can give back and forth to eachother and come up with whatever value they want. All while using their robot armies to do whatever they feel like.
"I also have a noob question. Can kaveri or even the existing a10 chips be used in crossfire mode? Meaning integrated graphics crossfired with a discrete GPU. Does it even make sense to do something like this? For example, it could be a good upgrade path."
Yes and it should even automatically set it up for you.