"I did not want to be the CEO of GameStop. I want to be the CEO of eBay," Ryan Cohen told Business Insider. GameStop GameStop CEO Ryan Cohen said he will continue doing whatever it takes to buy eBay. CNBC's skeptical interviewers "misunderstood" his deal math in his now-viral "Squawk Box" appearance, he said. The activist investor accused eBay's leadership of lacking "skin in the game" and fostering a culture of day drinking. Ryan Cohen says he never wanted to be CEO of GameStop. Instead, he says he dreams of helming eBay and thinks he has a real shot at achieving that goal, despite critics' claims that the e-commerce giant is beyond his reach. "I'm going to continue doing whatever I need to do in order to buy the business," the GameStop CEO told Business Insider in a phone interview on Friday.…