Doesn’t it depend entirely on the type of game?

The more immersion, the longer I want to spend in the game world and that means I want reasons to be there. Missions, goals, achievements, collectibles, new stories and characters, Easter eggs… Imagine a new story DLC for RDR. I would clamor for it

Humans will exist. We will live in the sea and we will have flippers. Our brains will be smaller, but we will eat lots of fish.