Frankly, though, I think that interstellar space is too vast for much, if any, communication and travel. Just my opinion, though, it's just as valuable as anyone else's.
Stanley Kubrick gave a Playboy interview after 2001: A Space Odyssey came out.
In response to a question about the form of possible alien intelligences he said (and I paraphrase),
"If an ant on the ground scratches out 'Let's talk,' I'm not going to step on him. "