Apples and oranges. Might as well compare Go with the Universe and call it a day.

The right way to measure the skill required for a game is how many tiers you can construct where each tier reliably beats the one below it. I.e. ELO or something like it.

That said, who cares? They are both beautiful and deep in their own way.

Does it though?

Human psychology may just seem complex to humans, as we have to look from within the maze, not from outside or above it.

I wonder if the first alien species we encounter would consider us elaborate or simple..

That depends on who finds who. Assuming that technological advancement is directly related to cultural refinement, that is the question.

Well, crude but mighty is also an option. We could be the Huns ravaging distant worlds.