Material Nodes, particularly Constant Vector 3s and Texture Samples, become difficult to read when users overlay them like stacked cards.
Also reproduced in Main Promotable-CL-2548448 & Releases/4.8/Promoted-CL-2546809
RESULTS: You lose the border of the Node and in the case of the Texture Sample, you lose the UV Pin Location
EXPECTED: You should be able to stack the nodes without losing details of the node.
Head over to the existing Questions & Answers thread and let us know what's up.