If it was "I have a valid license", then I would agree - in fact, I could cite http://www.usa.gov/copyright.shtml http://www.usa.gov/copyright.shtml as an exp

If it was "I have a valid license", then I would agree - in fact, I could cite http://www.usa.gov/copyright.shtml http://www.usa.gov/copyright.shtml as an explicit assertion of permission from the creator. But the actual wording is "I have a valid license from the copyright holder", and that page is not from the copyright holder, since no one holds the copyright...