I have 9 things open at the moment. I'm actively using about 7 of these (mail client, eclipse, software loader for embedded device, COM port monitor, device tech reference, source tree in explorer window, firefox for HN...). These are spread across two screens, mostly active working programs to the left and reference material to the right, though not all full screen. I really don't care what the average user wants, i…
We've had cheap client hardware up to now and for a few years more because the standard UI will support more complex needs. I think that as the bulk of 'casual' computer use moves to smaller portable devices, and as UIs suited to these 'casual' tasks are simplified, we might find ourselves paying extra for more capable devices.
Sad admission: I found myself using my phone to check a definition the other day while typing a complex paragraph in the wordprocessor on a laptop. It just happened.