A friend sent me this inadvertently hilarious snipped from a customer service email he received from Amazon:

Sincerely,

Amazon.com
We’re Building Earth’s Most Customer-Centric Company
http://www.amazon.com

Note: this e-mail was sent from a notification-only e-mail address that cannot accept incoming e-mail. Please do not reply to this message.

Apparently 2 + 2 really does equal 5…