Citizens Fiber, a US cable TV and internet provider with a tiny subscriber base of just 3,500, has handed troubled IP video software vendor MobiTV its first deployment deal in what feels like a lifetime. Contracts at AT&T, Verizon, Sprint and Deutsche Telekom should be keeping the MobiTV business more than healthy – deals we suspect are on the brink and clearly MobiTV is already feeding off scraps. Remembering MobiTV was given a last chance round of funding from Oak Investment Partners and Ally Corporate Finance one year ago, to the tune of $21 million, served up a big suggestion investors were unconvinced with the company’s product line. The cash was intended to accelerate the expansion of its MobiTV Connect…