These money probably come from Mozilla Corporation and not the Mozilla Foundation, so from Firefox's revenue. Firefox is a self sustainable project and isn't de

These money probably come from Mozilla Corporation and not the Mozilla Foundation, so from Firefox's revenue. Firefox is a self sustainable project and isn't developed from donations. And the MOSS program is one way to give back to the projects that Mozilla depends on. How many companies do you know that are giving back to the open-source projects they depend on? I don't know that many, so I think those that do should be praised for it.