It's the magic. The fact that rails extends data types and adds implied functions to your models without you having to tell it to. The fact that lines like:

It's the magic. The fact that rails extends data types and adds implied functions to your models without you having to tell it to. The fact that lines like: cookies[:remember_token] = { :value => user.id, :expires => 20.years.from_now.utc } Do exactly what you think they will, without having to define everything. That's the "magic" behind rails. It let's you focus on the application rather than the framework.