I'm not going to call it a waste. If there was something to find, you probably would have, so now people can know that they can go ahead and investigate elsewhere without worrying they're missing a clue.

[It seems important to get that out of the way, and he really can't fault them for trying. He knows how bad it is to die out in the cold, too.]

[But for the heavier part:]

He told me all of it, more or less. Why he's got the armor, why you've got the prosthetics, what you were trying to do. I'm not going to judge you about that either, so don't worry.