Except it is not. What I stated are facts, they are not debatable. Wether you chose to believe in them or not is another thing.
The existance of expectation bias is not subject to debate.
The fact that human hearing only percieves a fraction of the sound and that the brain filters out the rest is not subject to debate.
The result of this is that in order to yield valuable results you have to do proper blind testing, if you disagree with this it is because you are either uninformed and lack sufficient understanding of human hearing or just ignorant.
Wether there actually exist a difference between cables is yet to be proven, and that is a fact.