Not sure how that has anything to do with passing the cost onto the consumer. If, for instance, the processing fee increased to 10% across the board, you would

Not sure how that has anything to do with passing the cost onto the consumer. If, for instance, the processing fee increased to 10% across the board, you would see an increase in prices to cover that expense. It will certainly not be instantaneous and may not ultimately ever cover the full increase in cost, but Company's cannot make a profit without passing on their costs to the consumer.