I thought the bar was that you had to prove that it doesn't discriminate which a is much higher, I thought this is what drove many settlements. Personally I wo

I thought the bar was that you had to prove that it doesn't discriminate which a is much higher, I thought this is what drove many settlements. Personally I would rather limit all price discriminations to a simple predictable and publicly inspectable customizable formulae. It's like the finance guys who exalt the virtues of increased liquidity but that disappears the moment you try to use it. Similar for the extra complexity for price discovery.