This is a special notice only. This is not a solicitation announcement. This draft BAA constitutes neither a request for proposals, nor does it restrict DARPA to an ultimate acquisition approach. No contract will be awarded from this announcement and requests for solicitation will not receive a response. The Government does not intend to respond to questions or comments submitted in response to this notice. Telephone inquiry will not be accepted. No reimbursement will be made for any costs associated with providing information in response to this announcement. Responses shall be submitted electronically to [email protected].