"It's been four full years since the introduction of the Nintendo DS. This dual-screen, touch-screen handheld was a system first received with skepticism when it launched in the US in November of 2004. Over time, it began to prove itself. The dual-screened handheld that had everyone, gamers and developers alike, scratching their heads has become the most popular and most purchased piece of video game hardware.

But it's not on the strength of the hardware alone. The reason why Nintendo's DS ..."

McClubbin via ds.ign.com »