Day 3 of CES still finds plenty of cameras to see, including a modular action camera from Insta360 that could actually challenge GoPro’s dominance in the ACam space. If they can get their software locked down. Then, Nikon finally shows off the long overdue successor to their D750 full frame camera, the D780. But is it just a Z6 with a mirror in the way? And there’s a $250 LED Lighting kit that may be all you need if you’re a beginning filmmaker.