It'd be cool if he did, but he'd have to have a lot of other people investing with him, as I don't think he has the money to do it on his own (I say that without reading any of the link)
That was a bad headline. Wired asked him if he'd be interested in buying Twitter from Elon. He said yes he wishes that he could. But Elon has no reason to sell it. Then they asked him if he would like to buy Fox News. He also said yes.