Technical Overview : Dart : Structured web programming

Mostly, I just want to say amongst people I respect:

Once the Dart VM is living in a browser, I will look at learning it. Until then, it has all the downsides of node.js + Coffeescript without the upside of an existing community.

Put actual Dart in the browser, with JS compilation as a fallback, and now I'm willing to spend time on it.