Does it matter which uv set id I use on meshes? rendering performance question.

Development Rendering
1

example: If i use UV set 6 instead of uvset0 for my all my meshes, would this have any effect on performance?

2

I don’t understand why you would want to do this, but I doubt it would impact performance very much, if at all.

3

I believe normal maps only work correctly off channel 0