[youtube]https://www.youtube.com/watch?v=nORgM4lpslk[/youtube] “Why do we play 3DS?” That’s the question Nintendo and several children pose in the latest advertisement suited for the upcoming Holiday season. Several clips of popular 3DS titles such as Pokemon X & Y, Animal Crossing: New Leaf, Luigi’s Mansion: Dark Moon, and Mario Kart 7 are shown as children state their...