Sure. As soon as someone comes up with another way of delivering applications that makes them instantly accessible from anywhere without any installation for everyone with internet access.

What? Querying and writing to the DOM are explicitly what JavaScript was made for.

So what do you recommend for us to use instead?

The whole website embedded in a Flash movie.

Yeah, let's all maintain native codebases for simple mobile websites.

This could have been a serious comment, trolling or sarcasm. I prefer to view it as the latter.