Bug in Rhino 8: Unwanted transparency

Modifying the control points of a surface, which has a Zebra analysis applied to it, will make it semi-transparent. This only happens on display modes with real-time shadows.

Surface Pros-Help With Patch Layout.3dm (522.4 KB)

I recorded a short video to show the issue:

It says your Rhino License is not allowed to save, u have a demo or maybe not connected to licence server from your company ?

U can see it here:

I have a Rhino 8 whose evaluation period has expired. However, I’m pretty sure this is not related to the visual bug from my video.