Include the proper encoded_mail_to require so that displayed email addresses will actually be obfuscated!

config/application.rb

@@ -2,6 +2,10 @@ require File.expand_path('../boot', __FILE__)
 
 require 'rails/all'
 
+# Necessary to actually use this feature
+# see https://github.com/reed/actionview-encoded_mail_to/issues/15
+require 'action_view/encoded_mail_to/mail_to_with_encoding'
+
 # Require the gems listed in Gemfile, including any gems
 # you've limited to :test, :development, or :production.
 Bundler.require(*Rails.groups)