Ajax PUSH component

Just for general information, there is progress being made in the area of GWT and PUSH/Comet components. As Vaadin ins pure java, only a pure java solution would make sense.

Here are two projects that integrating atmosphere with GWT:

Once servlet 3.0 and later HTML5 sockets create an expectation from users, there is no more going back.

I up the vote for vaadin to integrate atmosphere.