11 must-see videos from Mobile World Congress

The annual wireless confab in Spain delivered more than just phones and tablets, it also brought us just about every kind of wireless gizmo and technology that you can imagine. Join CNET for a video of the highlights.

1. A touchless touch screen

New technology from chipmaker STMicroelectronics lets you control your smartphone or tablet without actually touching the display.

About the author

Kent German leads CNET's How To coverage and is the senior managing editor of CNET Magazine. A veteran of CNET since 2003, he started in San Francisco and is now based in the London office. When not at work, he's planning his next trip to Australia, going for a run, or watching planes land at the airport (yes, really).

 

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