New York (AFP) – Twitter shares tumbled Monday as Elon Musk issued a mocking, defiant commentary about a looming court battle after he ditched a $44 billion buyout of the social media giant. About 60 minutes into trading Monday, Twitter shares sank 7.0 percent to $34.24. After weeks of threats, Musk on Friday pulled the plug on the deal, accusing the company of “misleading” statements about the number of fake accounts, according to a letter from his lawyers included in a US securities filing. In his first public remarks since the announcement, Musk took to Twitter late Sunday night to troll th…