I'm surprised people don't just mute you for making so much noise in voice chat. That's what I do whenever someone plays music or other irrelevant stuff on their mic.
>For example, real time strategy games such as Rise of Nations have been shown to have positive effects on both visual attention and executive function.53 However, the impact of such real time strategy games on the hippocampus remains to be determined.
The study only looked at first person shooters like CoD: Modern Warfare 2 (action training) third person platformers like Mario 64 (mario training) and first person RPG shooters like Borderlands 2 (aRPG training). It only links to another study that allegedly looked at strategy games.
The thing to keep in mind is that America isn't as homogeneous as a European country, it's as diverse as the entire European continent. Would you say that Denmark is a dreadful mess because of the crime rate in Serbia? Probably not.