Is it true that Epson has made changes to their latest printers to thwart the use of QTR and other non-OEM inks/drivers ? See http://shop.inkjetmall.com/Shop-By-Printer/Epson-SureColor-P6000/ Also see http://www.largeformatphotography.info/forum/showthread.php?130542-The-Future-of-Cone-MIS-B-amp-W-Inksets Thanks !