A new area is definitely not easy. If it were, we'd have lots of them everywhere. But it takes planning, modeling, texturing, and a lot of settings work to put it together.
What do you mean with "chat bubble for married couples"?
Well, I'm married in the game, and if we're not in the same area, it'd be nice if we didn't have to uses tells to talk, being that we don't have a guild and all of our friends usually invite us to a group. It'd be a really nice, easy way to stay in touch with your better half.