Not to believe in something is to have a belief of it's non-existince.
I'm agnostic but would love very much to see the people I loved here when I'm dead.

Existance in itself seems to have an agnostic principle about it.
Unknown.

Just like with music. Or perhaps this discussion.
I hope I am not bringing it off topic.
It is a debate on the credibility of a musician (or quickly turned into).
Every post has pointed to that in some way that I have seen.