Really, the proposal is to prevent people from implementing alternative web browsers? How about this: - Want to control the experience? Implement your own app -

Really, the proposal is to prevent people from implementing alternative web browsers? How about this: - Want to control the experience? Implement your own app - Want to be easily accessible to users without them having to install your app? Then accept them using any browser, including one embedded into Twitter - Want to only support specific web browser? You can try to detect them using various tricks or convince them to support DRM. But, accept that many users will be driven away.