Getting snarky?
>"The the science level just dropped faster than the Dow."
We're discussing the "possibility" of contacting alien lifeforms.
Sorry you think it should somehow conform to your set of science beliefs and show up on a platter all nicely categorized.
When space enthusiasts discuss other planets and their atmospheres, it is all theoretical. So is this.
>"What would be considered as proof that he made contact with them?"
Why swould he need it if he had been searching his whole life and found enough proof to satisfy his curiosity?
There's a lot of dogs out there looking for the Alien Bone, and no one's brought it home yet. Especially with a ribbon and a name on it.
And an address.