Demonstrations have been growing for a month and show no signs of abating. But would the reforms that the protesters are demanding actually work? We examine a pioneering bit of Lithuanian software that excels at fake-news detection. And why Germans are resistant to calls for speed limits on the Autobahn. For full access to print, digital and audio editions of The Economist, subscribe here www.economist.com/radiooffer For information regarding your data privacy, visit acast.com/privacy