Nielsen announced this week it will begin including viewership metrics for select programming that’s available on Internet TV services like Hulu Live and YouTube TV into its Digital TV ratings (DTVR) platform so that TV networks can count Internet-based live viewing metrics. Nielsen has been working on a solution for over two years. Nielsen’s new solution will count programming towards the network’s C3 or C7 ratings, and so will span live streaming, DVR and time-shifted viewing, across PCs, tablets and smartphones. But Nielsen will only count programming whose digital ad load mirrors that of broadcast TV. And anything viewed after the seven day window won’t be included. And in order to take advantage of the new solution, content owners will…