SEVENTH AMENDMENT TO AMENDED AND RESTATED LIMITED LIABILITY COMPANY AGREEMENT OF CMGI @VENTURES IV, LLC

Exhibit 10.70

SEVENTH AMENDMENT TO

AMENDED AND RESTATED

LIMITED LIABILITY COMPANY AGREEMENT

OF

CMGI @VENTURES IV, LLC

THIS SEVENTH AMENDMENT, dated as of the 3rd day of February, 2003, to the Amended and Restated Limited Liability Company Agreement dated as of July 27, 2001 (as amended to date, the “Agreement”), of CMGI @Ventures IV, LLC, a Delaware limited liability company (the “LLC”), is by and among (i) the Class A Member, (ii) Two-thirds in Number of the Class B Members and (iii) @Ventures Partners III, LLC. Capitalized terms used herein, and not otherwise defined herein, shall have the respective meanings ascribed to them in the Agreement.

For good and valuable consideration, the receipt and sufficiency of which is hereby acknowledged, the undersigned hereby amend the Agreement as follows:

1. Amendment to Schedules A and B. Schedule A and Schedule B to the Agreement are hereby deleted, and Schedule A and Schedule B attached hereto, respectively, are substituted therefor, in order to reflect that (i) effective as of the date of this Amendment, Bradley Garlinghouse has transferred all of his right, title and interest in and to the LLC to @Ventures Partners III, LLC (the “Transferee”). The Class A Member and Two-thirds in Number of the Class B Members hereby consent to such transfer and to the admission of the Transferee to the LLC as a substitute Member for purposes of Article VIII of the Agreement. The interest acquired by the Transferee is that of a Former Profit Member, and such interest shall not be subject to forfeiture pursuant to Section 3.04 of the Agreement.

2. Agreement of Transferee. The Transferee, by its execution and delivery of this Amendment, hereby agrees to be bound by and subject to all of the provisions of the Agreement in respect of the interest acquired by it on the date hereof, hereby ratifies and confirms all actions taken by the LLC to date, and hereby makes each of the representations and warranties contained in Section 2.10 of the Agreement, as if they were set forth in their entirety herein. The Transferee hereby agrees and acknowledges that it has no right to participate in the conduct of the business or management of the LLC.

3. No Other Amendments. In all other respects, the Agreement is hereby ratified and confirmed.

[Signature page follows.]

IN WITNESS WHEREOF, the undersigned have executed this Amendment as of the date first above written.

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CMGI @VENTURES IV, LLC

SCHEDULE A

NAMES AND ADDRESSES OF THE MEMBERS

AND VESTING COMMENCEMENT DATES

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CMGI @VENTURES IV, LLC

SCHEDULE B

PROFIT MEMBERS AND PROFIT MEMBER PERCENTAGE INTERESTS

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