Insta360 ONE RS Twin Edition review: A worthy GoPro challenger

For a long time, the most prominent name in the action camera business has been GoPro. Now, Insta360 is mounting a challenge to that title, with the release of its new ONE RS Twin Edition modular 360 action camera in March. 

It's a bit of a mouthful to say, but that's because there's a lot to chew on here. An impressively...