EX-99 2 ex1-sc13dpredictive.txt EXHIBIT 1 EXHIBIT 1 to SCHEDULE 13D JOINT ACQUISITION STATEMENT PURSUANT TO RULE 13D-(k)(1) The undersigned acknowledge and agree that the foregoing statement on Schedule 13D is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on Schedule 13D shall be filed on behalf of each of the undersigned without the necessity of filing additional joint acquisition statements. The undersigned acknowledge that each shall be responsible for the timely filing of such amendments, and for the completeness and accuracy of the information concerning him, her or it contained herein, but shall not be responsible for the completeness and accuracy of the information concerning the other entities or persons, except to the extent that he, she or it knows or has reason to believe that such information is inaccurate. Dated: May 21, 2001 GENERAL ATLANTIC PARTNERS, LLC By: /s/ Thomas J. Murphy --------------------------------------- Name: Thomas J. Murphy Title: Attorney-In-Fact GENERAL ATLANTIC PARTNERS 54, L.P. By: General Atlantic Partners, LLC, Its general partner By: /s/ Thomas J. Murphy --------------------------------------- Name: Thomas J. Murphy Title: Attorney-In-Fact GENERAL ATLANTIC PARTNERS 57, L.P. By: General Atlantic Partners, LLC, Its general partner By: /s/ Thomas J. Murphy --------------------------------------- Name: Thomas J. Murphy Title: Attorney-In-Fact GENERAL ATLANTIC PARTNERS 74, L.P. By: General Atlantic Partners, LLC, Its general partner By: /s/ Thomas J. Murphy --------------------------------------- Name: Thomas J. Murphy Title: Attorney-In-Fact GAP COINVESTMENT PARTNERS II, L.P. By: /s/ Thomas J. Murphy --------------------------------------- Name: Thomas J. Murphy Title: Attorney-In-Fact GAPSTAR, LLC By: General Atlantic Partners, LLC, Its managing member By: /s/ Thomas J. Murphy --------------------------------------- Name: Thomas J. Murphy Title: Attorney-In-Fact