Hi-poly model with SSS materials, so render could be long - model made for close-ups. FBX import can take some time (3-10 minutes, depends on CPU) Corona displacement size = 1px is recommended for better cake surface model is a heavy, almost all materials with the SSS, so rendering is a long time - but the model was made for klozapov. FBX can be imported into the scene for a long time (3-10 minutes, depending on the processor power) The Crown recommended settings to set displacement size = 1px, to the surface of the cake looked better.