What is the lowest realistic expectation for lifetime sales of Wii,PS3,360?

[Bodhesatva]

DKII said:
Wii - 40 M, even if it dies next year its momentum should keep it going a bit longer.

360 - 30 M, just from lasting longer than the first Xbox even if it stays stagnant forever

PS3 - 20 M, pretty much only if everyone gives up on it

That's aobut what Id say.

Wii 40

360 30

PS3 20