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New Year's week analysis:

1) ioi's original and revised Wii predictions are the same from here on in so I've combined them in the chart.

2) Very good predictions by ioi, very poor ones by ZorroX.

WEEK ENDED JAN 3 Wii: 175,627 PS3: 121,386
Prediction Error to 10M thru Jan 31 Prediction Error to 5M thru Jan 31
ioi (original) 165,000 -10,627 -6.1% -135,539 110,000 -11,386 -9.4% -263,163
ioi (revised) 100,000 -21,386 -17.6% -272,413
ZorroX (original) 115,000 -60,627 -34.5% -125,539 180,000 +58,614 +48.3% -143,163
ZorroX (revised) 130,000 -45,627 -26.0% -170,539 - - - -

NOTE: "to 10M/5M thru Jan 31" indicates how far sales will be from the 10M/5M target if the prediction set is 100% correct from now on.

Predictions within 15%.

Predictions worse than 30%.