Will the Wii have 10 year lifecycle before the new console introduced?

[Rock_on_2008]

Next Nintendo console will be out in 3 and a half years time, in November 2011. Nintendo brings out a new console every 5 years, for past 25 years, only exception is NES arrived 8 years before the SNES in 1983. 

NES = 1983, SNES = 1991, N64 = 1996, GameCube  = 2001, Wii = 2006