Explosivo on 02 January 2008
Hm... That's a really hard question. I think the first Wii Sports-night and playing Super Mario World on the SNES the entire in my childhood get to split first place.
Predictions for December 31st 2008:
Wii 38,000,000
DS 84,500,000
PS3 17,000,000
PSP 41,000,000
X360 23,000,000