>I'm sure there is some kind of technical explanation I'm sure it's a marketing explanation: they make bigger margins on more expensive machines, and they need

>I'm sure there is some kind of technical explanation I'm sure it's a marketing explanation: they make bigger margins on more expensive machines, and they need some feature differentiators to nudge people to move up. 2 extra displays is a poweruser/pro feature. They make their own silicon, it's not like they're shy about designing hardware, if they wanted to stuff features into the lower end books they easily could.