premise: Confidential Information shall not include any information, other than Personal Information, however designated, that:  (i) is or subsequently becomes publicly available without Vendor's breach of any obligation owed to IBC;  (ii) became known to Vendor prior to IBC’s disclosure of such information to Vendor pursuant to the terms of this Agreement;  (iii) became known to Vendor from a source other than IBC other than by the breach of an obligation of confidentiality owed to IBC; or  (iv) is independently developed by Vendor without reliance upon any part of the information disclosed by IBC and/or relating to the HCAI System.