How would other non-human civilizations be like?

I found this video:, where some hypotheses are formulated about the characteristics that should define a civilization much more advanced than ours (the human civilization); They are presenting three grades of evolution, and they categorize them based on the level of expertise in the use of energy, and the amount of it that a civilization is capable of manage and take profit of. With all due respect, I think that this projection about the future of possible existing civilizations seems ==>