From a design perspective, it’s useful to understand what audiences exist for games; and how diverse the form actually is. And while success can be achieved by catering to the aesthetic of a particular audience, games that break the mold are often the most interesting. Still, it is worth contemplating what pleasures gamers draw from the games they play, and why they enjoy them.
There are many ways we find fun in games, and I will talk about the others. But learning is the one I believe to be the most important.
I still find it interesting to make games as simple as possible, without losing the fun.
Aesthetic pleasure is no small thing. If your game is full of beautiful artwork, then every new thing that the player gets to see is a reward in itself.