In the latest TV ratings, Marvel’s Agents of S.H.I.E.L.D. opened its farewell run with a hair under 2 million total viewers and a 0.4 demo rating, matching both its previous average(2.2 mil/0.4) and its Season 6 finale (1.9 mil/0.4) in the demo. TVLine readers gave the final premiere an average grade of “A” (read recap). […]