That said, CPUs have gotten so cost effective that it makes possible something which has come in and out of favor for a while, which is a network of devices that do one thing co-operating as a larger system.

So lets say you buy your "iDisk" which is a storage brick that you can put on a short range wireless network. A couple of iPad monitors, a wireless Apple keyboard, and a wireless Apple mouse. You set up this box of stuff and arrange it around on your desk and it is essentially a "single" computer system perceptually which, running a development "app" could work fine for development.