50% was for figurative illustration - I later replaced that with something a bit more meaningful having realised that it was a problematic statement.

No I dont argue that the p3 is better than the lp12 that was rudy. The lp12 is in fact better than a p3.

I want technical reasons for why my technical argument is incorrect. The very fact that I posted this thread shows that I am not producing the isolation argument as a response to criticism.

I am afraid you do need experiment or theory to know I am wrong. Whats silly is saying I am wrong without either. It seems your life experience (and science experience) isnt what it is cracked up to be.