"When in a hole, Richard, stop digging. Admit their behaviour is
miserly, apologise, and move on."

Did he steal your lunch money in grade school example.net? Cos a long-held juvenile blood feud is the only reason I can think of for needlessly attacking a reseller for stating the pricing practices of a manufacturer that he has no control over. Especially when said practices weren't condoned, justified or otherwise. They were simply stated.

Play the ball, not the man: example.net