With version 1.28 of the shaders I get weird visual artifacts in the Create mod when a part/block is moving. This doesn't happen with 1.27 or older. Also tried disabling AO, Shadows and TAA to see if the artifacts will disappear but they remained.
Running the game on a GTX1080 with version 446.14 drivers. Minecraft 1.15.2, Optifine pre30