If I were Mr. Duncan, I wouldn't want my "recipes" freely available for the Chinese to reverse engineer.
If I were Mr. Duncan, I wouldn't want my "recipes" freely available for the Chinese to reverse engineer.
They can buy a pickup and measure the wire thickness and look at the magnet setup. It isn't anyway crazy there.
Not disclosing this only hurts the paying, loyal customer, because he/she can only discover this information with expensive try-n-error.