https://www.theguardian.com/technology/2019/jan/04/weather-channel-app-lawsuit-location-data-selling

Most popular mobile weather app misled users who shared location information, say Los Angeles prosecutors in lawsuit

People relied on the most popular mobile weather app to track forecasts that determined whether they chose jeans over shorts and packed a parka or umbrella, but its owners used it to track their every step and profit off that information, Los Angeles prosecutors said Friday.