At F8 -- Facebook's annual developer conference -- the company's engineers announced a new version of React with a core designed to optimize the performance of applications that are written with the framework. The new core, React Fiber, is better at scheduling tasks based on what the user is doing.
Better hurry--you have passengers to pick up and only a handful of seconds to get them to their destination. TaxiCity takes place on the actual streets of Vancouver. The game was created by students using open data and the Bing Maps API.