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IDC is estimating the future based on current trends so they needed final 2012 figures to go forward. X360 & PS3 declined in Q4 2012 from last year, so just take their Q4 2011 figures and add that to Q3 2012 as a maximum for where they are through the end of 2012.



People are difficult to govern because they have too much knowledge.

When there are more laws, there are more criminals.

- Lao Tzu