[Quila]

If there is no proof then how can it be a valid theory?

There is no proof, there's evidence, despite your claims to the contrary. That's what is required for a theory. Take advanced math if you want to get into proofs.

[gore3000]

There is no proof, there's evidence, despite your claims to the contrary.

Whatever you call it, let's stop the semantics and let's see it.