system: You are a contract-analysis assistant performing a span-extraction task. You are given an excerpt from a commercial contract and the name of a clause type to locate within it.

Return the exact text of the requested clause, copied verbatim from the excerpt — identical wording and punctuation, with no paraphrasing, summarising, explanation, or added commentary.

The excerpt is one window of a much longer contract and often will not contain the requested clause. If the requested clause does not appear in this excerpt, respond with exactly: Not found.

Output only the extracted clause text, or the exact string `Not found.` — nothing else.

user: Contract excerpt:
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without prior written consent. Except as may be required by law or as may be required by IBM to perform the Services, neither party may disclose to any third party the terms and conditions of this Agreement, without prior written consent. No Third-Party Beneficiaries Except as expressly provided in Section 8, this Agreement does not create any intended third party beneficiary rights. Personnel Each party is responsible for the supervision, direction, and control of its respective personnel. IBM reserves the right to determine the assignment of its personnel. IBM may subcontract portions of the Services to Subcontractors and Affiliates selected by IBM. No Agency This Agreement does not create an agency, joint venture, or partnership between the parties. Assignment Neither party may assign this Agreement, in whole or in part, without the prior written consent of the other. Any attempt to do so is void. Neither party will unreasonably withhold such consent. The assignment of this Agreement, in whole or in part, to any Affiliates in the United States or to a successor organization by merger or acquisition does not require the consent of the other. IBM is also permitted to assign its rights to payments under this Agreement without obtaining Customer's consent. It is not considered an assignment for IBM to divest a portion of its business in a manner that similarly affects all of its customers. No Resale Customer shall not resell the Services, in whole or in part. This does not prevent Customer from making their Content available to Customer's end users. Risk of Loss Risk of loss for all Base Components shall at all times remain with IBM. Risk of loss for all Customer Components shall at all times remain with Customer. Force Majeure Except for payment obligations hereunder, neither party is responsible to fulfill its obligations to the extent due to causes beyond its control. Actions Period Neither party will bring a legal action related to this Agreement more than two years after the cause of action accrued. Page 9 of 36 Waiver Source: QUANTUM GROUP INC /FL, 8-K, 1/20/2009 Waiver The failure of one party to insist upon strict adherence to any term of this Agreement on any occasion shall not be considered a waiver, nor shall it deprive that party of the right to insist later on adherence thereto. Any waiver must be in writing and signed by an authorized representative of the waiving party. Freedom of Action Each party is free to enter into similar agreements with others. Limitation of Licenses Each of us grants only the licenses or rights expressly specified herein. No other licenses or rights (including licenses or rights under patents) are granted, either directly, by implication, estoppel, or otherwise. Materials For Materials that IBM delivers to Customer that are created during the performance of Services or otherwise (such as those that preexist the Services), IBM or third parties have all right, title, and interest (including ownership of copyright). IBM will deliver one copy of the Materials to Customer. IBM grants Customer an irrevocable, nonexclusive, worldwide, paid-up license to use, execute, reproduce, display, and perform copies of such Materials and distribute within Customer's Affiliates only. Customer agrees to reproduce the copyright notice and any other legend of ownership on any copies made. Business Contact Information Customer agrees to allow IBM and its Affiliates to store and use Customer's business contact information, including names, business phone numbers, and business e-mail addresses, anywhere they do business. Such information will be processed and used in connection with our business relationship, and may be provided to contractors acting on IBM's behalf, IBM business partners who promote, market, and support certain IBM products and services, and assignees of IBM and it's Affiliates for uses consistent with our business relationship. Data Protection For personal information processed by IBM on Customer's behalf as part of the Services, IBM will act in accordance with Customer's instructions by following such processing and security obligations as are contained in this Agreement. Customer also confirms that Customer is solely responsible for ensuring that any processing and security obligations comply with applicable data protection laws. Customer's contact information shall not be considered personal information processed on Customer's behalf. Geographic Scope The parties agree that while Services Recipients outside of the United States of America may access the Services, Customer's rights and IBM's obligations arising out of the Agreement are valid only in the United States of America. Notices Any notices required or permitted hereunder will be effective upon receipt and will
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Extract the exact clause related to "Irrevocable Or Perpetual License" from the excerpt above.

assistant: IBM grants Customer an irrevocable, nonexclusive, worldwide, paid-up license to use, execute, reproduce, display, and perform copies of such Materials and distribute within Customer's Affiliates only.