class CarriersController < ApplicationController

  XML_OPTIONS = {:except => [:updated_at, :created_at]}

  # GET /carriers
  def index
    @carriers = Carrier.all

    respond_to do |wants|
      wants.html
      wants.xml { render :xml => @carriers.to_xml(XML_OPTIONS) }
    end
  end

 end

===

# The following happens

/carriers.xml =>

<?xml version="1.0" encoding="UTF-8"?>
<carriers type="array">
  <carrier>
    <id type="integer">5</id>
    <name>Alltel</name>
    <notes nil="true"></notes>
    <sms-url>message.alltel.com</sms-url>
  </carrier>
  ....
</carriers>

# All good, now I do it again:

/carriers.xml =>


<?xml version="1.0" encoding="UTF-8"?>
<carriers type="array">
  <carrier>
    <id type="integer">5</id>
    <name>Alltel</name>
    <notes nil="true"></notes>
    <sms-url>message.alltel.com</sms-url>
  </carrier>
  ....
</carriers>
<?xml version="1.0" encoding="UTF-8"?>
<carriers type="array">
  <carrier>
    <id type="integer">5</id>
    <name>Alltel</name>
    <notes nil="true"></notes>
    <sms-url>message.alltel.com</sms-url>
  </carrier>
  ....
</carriers>


# WTF? Two of them?  And a third time does the same thing:

/carriers.xml =>


<?xml version="1.0" encoding="UTF-8"?>
<carriers type="array">
  <carrier>
    <id type="integer">5</id>
    <name>Alltel</name>
    <notes nil="true"></notes>
    <sms-url>message.alltel.com</sms-url>
  </carrier>
  ....
</carriers>
<?xml version="1.0" encoding="UTF-8"?>
<carriers type="array">
  <carrier>
    <id type="integer">5</id>
    <name>Alltel</name>
    <notes nil="true"></notes>
    <sms-url>message.alltel.com</sms-url>
  </carrier>
  ....
</carriers>
<?xml version="1.0" encoding="UTF-8"?>
<carriers type="array">
  <carrier>
    <id type="integer">5</id>
    <name>Alltel</name>
    <notes nil="true"></notes>
    <sms-url>message.alltel.com</sms-url>
  </carrier>
  ....
</carriers>


# This doesn't make ANY sense.