Originally Posted by
dirtside
The ability to use flying mounts doesn't entitle you to use them anywhere you want at any time. Do you think they should be usable in raids, dungeons, and battlegrounds? Aside from delaying max-level flying until the first major content patch—in Mists, this was exactly 2 months after launch, and there's no reason to think it won't be similar for 6.1—this is exactly the same as things have been for every expansion to date.
Also, "lack of content"? Are you serious? I guess if you thought MoP had a lack of content... in which case, we're not even speaking the same language, and there's nothing to discuss.