Originally Posted by Artashes My God this has two words written all over such a process: "painful" and "costly". Is there not a single standard our there that can satisfy and fit all? Isn't HTML5 supposed to be just that?

Not for app development. HTML5 has nothing to do with phones, its the future of HTML that will probably be finalized in about 10 years. Even when its finalized its support will be as inconsistent as current versions.