Ben Affleck, Jennifer Lopez Reunite in Public, But Still Living Apart

Ben Affleck and Jennifer Lopez are still on speaking terms as they go through whatever they're going through -- they briefly reunited for the sake of their kids, but they're still not under the same roof. The couple was photographed together for the first time in well over a month Thursday evening, coming together for a school play starring Ben's kid, Fin. We're told Ben and Jen arrived separately, but both…