8 New Technologies That Will Rock Your World

In the time-honored Kiplinger Letter tradition of forecasting exciting technological breakthroughs, here are eight that will change the way you live and work.

Digital Receipts

Apps for Faster Service

Light-Field Cameras: Aim, Shoot -- Then Focus Later

Energy-Saving Computer Chips

Supercharged, Super-Slim Batteries

Self-Healing Airplanes

Dick Tracy Watches

Miniature Video Cameras for Police

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