It was a hot July for Nintendo -- worth watching the stock?

Filed under: Microsoft (MSFT), Sony Corp ADR (SNE), Electronic Arts (ERTS), Activision Inc (ATVI), Technology

No, you're not surprised. Nintendo (OTC: NTDOY) moved the most video-game consoles in the U.S. in July. According to this Bloomberg article, which cites monthly data supplied by market-research firm NPD, gamers purchased over 550,000 Wii systems. Sony's (NYSE: SNE) PlayStation 3 was snapped up by almost 225,000 players, and Microsoft's (NASDAQ: MSFT) Xbox 360 sold about 205,000 units.

There's no question about it now -- the Wii should dominate the holiday season. Momentum is behind the company's strategy of creating products that appeal to casual gamers. I'd be shocked if the fad all of a sudden burned itself out, although Douglas McIntyre did write recently about the possibility of Nintendo running out of steam at some point. The Wii Fit exercise system was