This comment's grammar is so bad that I can't actually understand it. I know English is hard, but you have some work to do before you can offer coherent criticism to others (on English-speaking sites anyway).

Maybe present your criticism in your native language, and someone can translate it for us.

You install nothing on the server. All is executed in the browser. I find it fun and I learn a lot of things. So it is not time wasting for me.

In fact, the idea is that it becomes not only an OS but also a store for web apps. Having Unix style apps that run on every web browser could be interesting. And without any prior installation