Prove it.
Prove what?
Prove it.
Prove what?
Why? Can't you find them?
Humans who did the research and wrote about their findings.
The burden of proof lies with the claimant.
Which humans?
Your claim.
I didn't claim anything.
The ones who did the research.
What claim?
Which ones?
The ones who researched the issue.
Did you?
In previous posts in this thread.
Didn't you?
Who were they?