Web standards have been evolving immensely in the last couple of years. There are so many new standards, and the browser became such a big multimedia framework, that it's hard for other platforms to compete with this.
I'd even go as far as to say that web technology will actually replace other frameworks in the future, and it probably will be renamed to multimedia technology or something similar. There's no reason why we need to use different native frameworks to create user interfaces and presentations. Web technologies embed so many features that it's hard to find a reason not to use them for any kind of application. Just look at the Firefox OS or the Chrome OS, which are designed to run with web technologies. I think ...
