Don’t know if this is related to the “black squares” people are seeing, but new visual bug in Tempus in 1.40 update. Some kind of hatching off the side of the road. It is static and does not scroll with the moving terrain.
Windows 11, fully patched and up to date
Also on other side of road:
When you get to the Oasis section, the hatching renders over the palms, but not over the grass so is only applying to certain textures or elements
Also continues through Canyon but again only applying on certain textures it seems: