Many things that we use as a matter of course only work with large amounts of data - speech recognition, navigation, internet research ... and we leave traces of data behind in almost everything we do. Artificial intelligence, big data and the Internet of Things make our everyday lives easier. But what exactly is behind it? How does the technology work? And how can we consciously share and protect our data? The City | app answers these questions Country | Data flow of the vhs for more data comp