> Signal doesn't only use firebase for the sake of Push Notifications For what else does it use Firebase? > Also have in mind that push notifications/firebase

> Signal doesn't only use firebase for the sake of Push Notifications For what else does it use Firebase? > Also have in mind that push notifications/firebase is unnecessary with a high priority notification, which is what e.g. other f-droid FOSS forks of other apps use instead. That's news to me. OTOH I'm not familiar with the term "high-priority notification" outside the FCM realm. Unfortunately, a quick Google search only yielded results related to FCM. Could you explain what you mean?