Reply To: Why does scaling down the rivet’s backside UV-island change the stretching color of the front UV?

[spikeyxxx]

Yeah, it appears to take some kind of average of all that is in Edit Mode( , whether it is selected or not):

So, even if in this situation you would deselect the ‘red’ cube (in the 3d viewport), the other cube will be green, although there is no distortion at all on that cube or its UV’s…