King Electronics, a retailer of video equipment, sold two VCR'sto Larson, a psychologist, for herpersonal use in her home. The sale to Larson was made on credit. King retained a security interest in theVCR'ssold but did not file a financing statement. Mills,A creditor of Larson,subsequently filed an attachmenton the VCR's.Mills has asserted that his lien on the twoVCR's is superior to King's security interest becauseKing failed to perfect his securityinterest. Decide.