According to a press release issued by Nintendo, the Wii has now officially forged ahead of the Xbox 360 and is the best selling home console in the US. This being based on reliable NPD numbers.
"Equaling its status on a worldwide basis, Wii has become the best-selling video game console in the United States. According to independent sales tracking information from the NPD Group, over 666,000 Wii consoles were sold for the month of June, and nearly 10.9 million have been sold in the US during the 20 months following its November 2006 launch. The system is credited with breaking down the psychological barriers between gamers and non-gamers".
This news has sparked further rumors that it does, indeed, print money. That is all.
NPD sales for May 2008
NPD Reports Nintendo’s Solid U.S. Sales for February
MGS4 is the fastest selling PS3 exclusive in the UK
June NPD figures: over 400k units for PS3, MGS4 best selling title