MobiTV’s funding round of $21 million two years ago was interpreted as a closing window of opportunity for the once mobile video pioneer to get its newer Connect product off the ground, which in turn represents the company’s U-turn from serving telco titans with mobile technology to delivering big screen services to tier 2 and 3 cable operators. Yet here we are with another $50 million in funding, led this week by existing investor Oak Investment Partners, which is clearly impressed with MobiTV’s change of direction. It brings MobiTV’s total funding to around $214 million since its founding in 1999 and while we were quick to scoff at the vendor’s deployment win at Citizens Fiber in March last year, a…