EXHIBIT 7.1 JOINT FILING AGREEMENT The undersigned hereby agree that the Amendment No. 18 to Schedule 13D to which this Joint Filing Agreement is attached as Exhibit 7.1, is filed on behalf of each of us. Date: March 20, 2000 Revision LLC, a Delaware...Joint Filing Agreement • March 20th, 2000 • Gold & Appel Transfer Sa • Telephone communications (no radiotelephone)
The undersigned hereby agree that the Amendment No. 18 to Schedule 13D to which this Joint Filing Agreement is attached as Exhibit 7.1, is filed on behalf of each of us.
WARREN H. FELDMAN 45 A. Samworth Road PO Box 3061 Clifton, NJ 07012 (973) 249-7410 March 9, 2000 VIA FEDERAL EXPRESS And Fax (202) 736-5065 Mr. Walt Anderson C/o Gold & Appel Transfer, S.A. 1023 31st Street, 4th Floor Washington, D.C. 20007 Re: Put...Put Agreement • March 20th, 2000 • Gold & Appel Transfer Sa • Telephone communications (no radiotelephone)
