But did it explode to the point of putting dedicated handheld machines in the ground? (musingsofamariominion.com)
First of all, Nintendo's position as maker of handheld machines has been relatively stable. (n4g.com)
OS in the video game industry, sold 3.18 million units of its PlayStation Portable handheld machine in the latest quarter, compared with 2.58 million units a year earlier. (reuters.com)