If theres one thing streaming video watchers love, its free stuff. So it wasnt a huge surprise to see Roku launch a free ad-supported movie channel of its own last year. Now, its adding news coverage to that selection, starting with ABC News Live, the networks first stab at a 24/7 online offering. And on top of that, there will also be live streams from Cheddar, People TV and Newsy. Sure, it may seem like whats old is new again, but its a smart move for Roku, since it makes its…Read more