An eye-catching laptop with a twistable screen – one side OLED, the other E Ink – but a high price counts against it.

The highlights are a solar-powered laptop, a laptop with a screen that flips and folds, and an attachment that lets you turn one laptop screen into three for maximum productivity. Here's what they ...

There are only so many ways to make a laptop, right? Screen on one half, keyboard on the other, hinge in the middle. That’s the way it’s been going for decades, save for the occasional experiment.