Citymapper is a fantastic app, but I still wonder how “operate a bus/taxi/... service” can be a successful monetisation strategy. Happy to be proved wrong though.<p>Looks like Uber is doing something similar: <a href="https://news.ycombinator.com/item?id=16435877" rel="nofollow">https://news.ycombinator.com/item?id=16435877</a>