"But that is already achieved by the negative wire of the balanced line"
perhaps I should have said,
"But that is already achieved by the negative wire of the 2 wire / 1 shield line."
Does that make sense to you now?
As to my remark about the pins of a phono cartridge, it was you who brought up the notion of source. If you now wish to recant, that's fine with me.
As for my knowing something that no one else understands, why so aggressive Cleeds? Why not discuss things on their merits?