Microsoft co-founder Paul Allen defends his new book in an upcoming episode of 60 Minutes. He says it was meant as an important slice of technology history and not as revenge against Bill Gates. Allen,who left Microsoft in 1983,tells Lesley Stahl of 60 Minutes that he wanted to tell that history the way it happened. In CBS video excerpt,Allen says he hopes people understand this. But for all the harsh pictures he paints of Gates,Allen reveals another side,too. Gates comforted Allen when he got cancer a second time in 2009. Says Allen: theres a bond there that cant be denied.


