Imagine if you could "feel" each icon on your smartphone screen. You'll be impressed by the technology that's currently in the pipeline. Will this type of technology improve on-screen typing? What if you could "feel" each key on that on-screen keyboard?
Here's a video showing that Nokia has developed a prototype of its N900 smartphone that lets you feel the texture of icons on the screen – a technology that would add a whole new dimension to touchscreen apps.