I think it's also important to consider how restricting wow is. Only new content ever matters, and if you're not raiding or repeating the same content from the same expansion over and over, there's really no good reason to log in.
Their.

Biggest.

Failure.

One of their players actually said "If you dont do hard mode raids, pvp or m plus, then quit we dont need you"

So we did.

And now they are screaming about empty servers.