When Google announced last year that it was closing down Stadia because the cloud gaming service hadn’t “gained enough traction,” it wasn’t abundantly clear exactly how the platform stacked up against competitors like Nvidia’s GeForce Now and Microsoft’s Xbox Cloud Gaming. Now, statistics shared by the UK’s Competition and Markets Authority (CMA) show that Stadia had a significantly smaller presence than rival services, with an estimated zero to 5 percent share of the cloud…