When you use `rails new`, there are a bunch of `--skip-*` flags to turn off various features of the framework: https://gist.github.com/aklap/ee4bb619a77b80bf0c9

When you use `rails new`, there are a bunch of `--skip-*` flags to turn off various features of the framework: https://gist.github.com/aklap/ee4bb619a77b80bf0c934a9948dc49a2#file-rails_new_output-txt https://gist.github.com/aklap/ee4bb619a77b80bf0c934a9948dc49... Those carry through to the boot process and never even get loaded into memory: https://github.com/rails/rails/blob/master/railties/lib/rails/generators/rails/app/templates/config/application.rb.tt#L10-L19 https://github.com/rails/rails/blob/master/railties/lib/rail...