From a practical consumer standpoint you can also buy lots of accessories to enhance your iPod/iPhone/iPad. Apps, cases, car integration kits, home players, eve

From a practical consumer standpoint you can also buy lots of accessories to enhance your iPod/iPhone/iPad. Apps, cases, car integration kits, home players, even a little dongle you can stick in your shoe for running, a credit card swiper, etc. Obviously it's not open but it's the same practical effect in the end. The ecosystem around everything i____ is a big part of Apple's success today.