I've been hearing about this Twinmotion thing, so I started reading, and looking at examples, and I downloaded the trial and played with it a while.
Frankly... the scenes look like... well... cartoon/video-game environments with a SketchUp model dropped in. It will likely appeal to youthful rendering artists that grew up playing video games, but the renders look like cartoons. I am sure that it will fill a niche for very fast low-cost renderings.
Hey, it's a Walmart world!