Rails + Merb = Rails
Beginning today, the Merb team will be working with the Rails core team on a joint project. [...] Effectively, Merb 2 is Rails 3.
Whoa.
Why!?
As you have probably gathered from the above, there aren’t any clear points that the Merb and Rails team disagree on anymore. [...] Given this philosophical convergence, it just didn’t seem like there was much to gain by continuing to duplicate effort and spend time and energy fighting each other.