After making their first forays into true 3D, the era of experimentation seen in '90s video games gave way to the suited-up, polished, HD-ready 2000s. Console developers began mastering and refining the work that had started in the 32- and 64-bit era, weening themselves off simple collect-a-thons and platformers and moving into more mature and realistic territories. Meanwhile, while PC games had seen a surge in the decade prior, gamers broadly turned away from all but a few mouse and keyboard classics.