There’s a lot of cool stuff pooring in about what’s new in Rails Edge (which will become Rails 2.3 and/or Rails 3).
Most likely you can’t wait to get started with these new features, especially when you’re about to start a new project, which doesn’t have to be stable yet, but will be by the time 2.3⁄3.0 come out. This post shows you the way to create a new Rails app based on the most current Rails code, also called Edge Rails.