(I've edited my comment slightly, but not in a way that changes the context of your response.) PHP License Clause 3 & 4 are about protecting PHP branding. Modi

(I've edited my comment slightly, but not in a way that changes the context of your response.) PHP License Clause 3 & 4 are about protecting PHP branding. Modified BSD Clause 3 is about using the software author's name or likeness as endorsement. For example, it limits putting antirez's face and name on our managed Redis product without obtaining his permission.