The problem with that equation is that we only have answers to the first 3.,(reply>), @PradaGT 🤦🏻‍♂️,(reply>), @Chevy Tahoe That's crazy to think about. I tend to think were not, but what if we are among the first? What if its our species that's going to be considered "the ancient ones" that uplifts other beings across the galaxy? I surely hope so.,(reply>), Also if the universe is 13 billion years old, and earth is 5 billion years old, we may be the first life forms to evolve. We came very early in the universe. Then when the universe is 100 billion years old then the universe will be filled with life? Interesting to think about.