The E-Citizen app from Senegal uses photos and audio recordings. For example, click on a photo of a baby and select either French or a local dialect. You'll hear how to register a newborn child. Kristy Totten for NPR hide caption toggle caption Kristy Totten for NPR Technology 'Africa Tech' Is Hard To Find At CES — But Worth Looking For January 12, 2018 The entrepreneurs at the Consumer Electronics Show in Las Vegas have some interesting ideas. But what about the follow-through?