They were first introduced for the Christmas 2005 shopping season to handle large queues. Can we say old news? Those devices have barcode scanners and credit c

They were first introduced for the Christmas 2005 shopping season to handle large queues. Can we say old news? Those devices have barcode scanners and credit card readers - features which are a must for a portable POS terminal, but are not in Apple's iPhone roadmap. Can we say irrelevant news?