GWT with C# = Script#?

Nikhil Kothari's Weblog : Script#

Greg reminded me yesterday of Google Web Toolkit (GWT). And that's exactly what I was working on, even had the html page open. The point is to have all the active content happen on the client side as I don't have processing capability on the server side for my personal site. And, I just thought that JavaScript is mature enough for something like that.
So, here's the link to Script#. I'm going to play with it today.
It's a tool that compiles C# code into JavaScript. Applications can be created that run in a web browser. The data is available online - pictures, rss feeds, xml files...