“For there to be a concept, there has to be a boundary. So what am I recognizing?”
I think you’re just recognizing that the alien artifact looks like something that wouldn’t occur naturally on Earth, rather than seeing any kind of essence. Because Earth is where we originally made the concept, and we didn’t need an essence there, we just divided the things we know we made from the things we know we didn’t.
“For there to be a concept, there has to be a boundary. So what am I recognizing?”
I think you’re just recognizing that the alien artifact looks like something that wouldn’t occur naturally on Earth, rather than seeing any kind of essence. Because Earth is where we originally made the concept, and we didn’t need an essence there, we just divided the things we know we made from the things we know we didn’t.