In a crowded London train or a market in rural India, enhance performance for slow, intermittent, or offline environments.
Use layouts and media that work for a variety of devices and connections.
Google I/O - Building for Billions on the Web
Chrome Product Manager Tal Oppenheimer presents the unique constraints and challenges first-time or mobile Internet users face and how you can build Progressive Web Apps that address these challenges to deliver a great experience for all of your users.
Google I/O - Building for Billions on Android
Learn to build apps that provide a great experience to billions of future and current Android users, globally, in this I/O session from the Google Play and Android Developer Advocate teams.