Apologies for the length and slow pacing of the video. It moves along much better at 1.5x or 2.0x speed.
FBX mesh files used in video: https://www.dropbox.com/s/rrrauwqnxsv9ilp/ISMCTutMeshes.zip?dl=0
Original instanced building experiment showcase: https://www.youtube.com/watch?v=AgLVu061s4U