A German tech startup has developed a wearable fingerprint sensor that uses different parts of the hand for various commands for applications such as smart-home tools.Called Tapdo, the device is a watch-like device that can connect to an app on a Samsung or iPhone.With the app, users can assign specific functions to different parts of your hand – for example the middle inside of the index finger to turn heating up, and the main fingerprint section to connect to Bluetooth speakers.The device has been developed by team of Physicists, Computer Scientists, Designers and Entrepreneurs from Muenster, Germany.One of the founders developed the tapdo interaction concept during his Phd studies in Human-computer-Interaction.
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