I wrote a little guide for setup a ruby on rails application on a dreamhost subdomain, with capistrano 2.0.
check it out at http://www.davethewave.it/rails-capistrano-dreamhost/ and let me know what do you think about.
hope this helps someone
Don’t forget you can also contribute to DH Wiki
Save $97 (MAX Discount) with code: [color=#CC0000]97YES[/color] Sign Up NOW or More Codes here