No.619872483
Our earth is only 4 billion years old in a universe that is 14 billion years old. What could a species learn, create, and do that has a 2 or 3 billion year head start on us? what about 10?
No.619893946
they probably have better memes.
They probably killed themselves off within the first 10k - 20k years of their civilization. The memes probably got up to a level we haven't seen yet, but we're getting there.