I'm standing in a Las Vegas hotel suite and I've just gotten a glimpse at the future seemingly every spy movie has promised: contact lenses with tiny built-in displays that beam information directly into your eyes.

They're the product of Mojo Vsion, a startup that's been quietly working on augmented reality contact lenses. Though the company says a consumer-ready product is still years away, it's showing off its AR tech for the first time as part of its vision to one day replace the smartphone.

Behind it all is what the startup calls "invisible computing," the idea that information will appear seamlessly around us as we want it, rather than via smartphone screens.  Read more...