More links:
http://weblog.rubyonrails.org/2008/12/23/merb-gets-merged-in...
http://yehudakatz.com/2008/12/23/rails-and-merb-merge/
http://merbist.com/2008/12/23/rails-and-merb-merge/
http://brainspl.at/articles/2008/12/23/merb-is-rails
http://loriholden.com/archives/2008/12/23/16-merb-is-rails-3...
http://mornini.wordpress.com/2008/12/23/rails-2x-merb-1x-rai...
http://splendificent.com/2008/12/the-merb-rails-merger-annou...