Use both smooth shading AND flat shading in Blender - YouTube
How do I fix this weird smooth shading light glitch in 2.8 Cycles? : r/ blender
Aaron Carlisle on Twitter: "Blender 2.8 (left) verses Blender 2.78 (right) Smooth shading is now per pixel instead of per vertex. #b3d @tonroosendaal https://t.co/YxF3aGfZD6" / Twitter
subdivision surface - Unable to find "Subdivide Smooth" option in blender 2.8 - Blender Stack Exchange
Shade smooth not working - Lighting and Rendering - Blender Artists Community