And when will Joe Public begin to realise that as in any other walk of life most of cost is people's salaries. Print cost is acutally low, warehouseing admittedly higher, but then we have to pay for digital warehousing as well not to mention all the expertise that has gone into Kndle's ability to be in the first place.      
With digital publishing there is less risk. You don't have to worry about how many books to print / stock. Apart from set up costs - an hello, there are set-up costs if not for author / publisher for the pwopwl who provide theplatform -  there is no outlay. Once a book sells you have profit on that unit. Then, POD works the same way. Strikes me an e-book at half to two thirds of cost of POD paperback is fair all round - even Smashwords and Amazon need our consideration - after all, human beings work for them.     
And it doesn't alter the fact that piracy is illegal and immoral. It is theft and enslavement.  