I'd like to see another Ultima 7 and when I say Ultima 7 I mean everything from top down perspective to the way the story is presented to being able to bake bread. But what ultima 7 did was kept it simple. Graphics weren't elaborate, the gameplay didn't require 5 pages of mapped keyboard controls, and the story was easy to keep up with.
But it was a rich vibrant world. NPCs went about a daily life.
It seems like what always happens with RPGs these days is too much scope. How many people actually finish RPGs? probably not many because you take a break, and come back and forget what you