At last we have some evidence of the mounts in Age of Conan, and they look pretty good. Using eyes, watch:
Parts 2 and 3 below.
We'd ride wild horses to thank you, Gametrailers
It'll be interesting to see how this works in situ. I can imagine complicated scenarios where Mr Horse Rider comes swooping into a low level area and obliterates everyone. I wonder how this will be prevented. Still, they look a damn site more involved and relevant than other MMO's mounts at this point.