this amounts to a bunch of whining over the fact that "at present, on various platforms, it’s true that the full capabilities of the platform are not exposed to

this amounts to a bunch of whining over the fact that "at present, on various platforms, it’s true that the full capabilities of the platform are not exposed to web technology based applications, particularly via the browser" will you have to write different code to make the best app for different platforms? yes, you most likely will. especially if you want to use platform-specific features. just get over it and get to work.