Are There Ways to Get Away From the Authorial Conceit When Building a World?

"It's hard to get away from the authorial conceit when you're building a world," he says. "I would love to see someone like develop a phantasy world where, i'm sure people have done this already,. but develop a fh fantasy world that have more river rivers and have more mountain mountains." He adds: "i think it's probably paralyzing for a lot of authors... Learning how to do it would be fascinating"