Breaking news: gamers better at playing games.
Exactly. I wonder how good they would be at identifying objects in a more natural environment. Drop a bunch of gamers off in the country, give them certain visual/memory tasks, and see if they perform better than a group of non-gamers.
"How many horses are standing in the shade under the tree?" "Is the corn crib to the right or left of the barn?" "What gauge shotgun is the farmer shooting at you with from his porch?
I'd start with something less technical like: "What is that green stuff covering the ground?" or "What is that large glowing object in the sky?"