Craig Fink wrote:

From your posting, you still don't get it yet.

We get it, Crai You're asking them to prove a negative,
and rejecting any and all evidence they present.

Frankly, given the demonstrated failure of airbreathing
to make sense in study after study, the idea that it
does make sense has become sufficiently extraordinary
that the onus of proof is on the proponent, not the skeptic.

Paul