In several of the cases you mention here and in the previous article, they already existed in one game or another. I'd say that yes, competition makes people look for things that they can take, but let's also realize that in many cases (most, actually), these are innovations that have been around for a while.
You keep citing these sorts of things as if WoW created them...
In several of the cases you mention here and in the previous article, they already existed in one game or another. I'd say that yes, competition makes people look for things that they can take, but let's also realize that in many cases (most, actually), these are innovations that have been around for a while.