Depends on what you mean when you say "graphics". If you mean the tech behind it, that's among the least important things about a video game. There's a reason so many video games from a couple of decades ago can still be enjoyed even by the people who weren't around when they came into being.
If you mean the aesthetic, that's different. Art direction is a method of conveyance, and also draws people in to play it in the first place. Most independent games could learn a hell of a lot in this category.
If you mean the aesthetic, that's different. Art direction is a method of conveyance, and also draws people in to play it in the first place. Most independent games could learn a hell of a lot in this category.