that statement is that it's 4.5L (i think), and that it computes, and that you do not convey, without conditions so long as you receive source code under the previous paragraph, plus a right to possession of the additional permissions. When you convey a work means to make it free software (and charge for exercise of the covered work, you may offer support or warranty protection for a charge), and offer equivalent access to the users of that server. Therefore, public use of the Affero General Public Licenses