As expected, approval of the AT&T-Time Warner mega merger kicked Comcast into gear by increasing its bid for 21st Century Fox assets to $65 billion all cash. The ink on this issue of Faultline Online Reporter will barely be dry by the time Disney submits a counter bid, a situation which could continue back and forth until one party cracks. Even though 21st Century Fox initially shunned Comcast for Disney, despite the US cableco offering a higher price, our gut feeling is Comcast will eventually beat out Disney, with the House of Mouse emerging bloody and bruised from a brutal bidding war. The Murdoch family’s doubts about taking the hand of Comcast have stemmed from concerns antitrust regulators would block…