Covenants hot swappable, the AOE cap removed and now for the trifecta... possibly cross-faction M+/raiding. It's a good time to be a WoW fan.
edit: I'm aware he said there is no "quick solution," but this is something that's been on their radar for awhile. Personally, I'm fine with the faction divide but it looks like there are a lot of ideas swirling around at Blizzard.