A few things an artist needs to make something like this, can be made with the scripts that come with Unity. Mouse orbit, first person controls, third person controls, with a little fiddling around in Unity3d, allot of the stuff you list can be done for free already. Plus there are lots of scripts available on the internet…
Sure. But not everyone knows Unity & knows how to use those scripts/shaders, etc. I do and I could do it within a day, so I'm saving someone a week of head scratching and asking questions on Unity Answers. Basically, I'm saving an Artist time by doing what I do best so that they can do what they do best. I could create my…