Seems that this is pure speculation. They are counting their chickens before they hatch. The Wii was launched in 2006. The average is 5, but sometimes 6 years. That means that it could be as long as 2012 until a new Wii is launched. I'm guessing a new Wii will be launched in 2012.
No one denies that the earth is getting warmer, but there are people that deny the cause of it (natural vs. human). "Global Warming" describes the ideology that humans are the cause of the earth getting warmer.
Working on it != it's coming out
I'm certain that they were working on bringing it to the iPhone.. however, that does not mean it will definitely come out for the iPhone. No lying involved.
The key elements in human thinking are not numbers but labels of fuzzy sets. -- L. Zadeh