One great piece of writing to think about the use cases and what kind of systems and applications can be built following the concepts applied in OrbitDB is this

One great piece of writing to think about the use cases and what kind of systems and applications can be built following the concepts applied in OrbitDB is this "Local-first software" https://www.inkandswitch.com/local-first.html https://www.inkandswitch.com/local-first.html (there's prolly a thread somewhere here too on that).