Wrap-x is great, a real time saver. But it's important to understand that the scan data examples they use in their videos are quite high quality as far as scan data goes. I'm not saying you should have a fully finished sculpt before doing retop. But it should be clean enough that you don't have to worry about your nice…
Textured and in UE4 - I used the unreal content example eye shader because eye shaders are hard. I imagine I will have to make one at some point but for previewing it now I think its fine.