a. SQLite, by default, doesn’t allow multiple writers.
b. There’s also real challenges to writing to a non-local (network) filesystems
https://www.sqlite.org/useovernet.html
a. SQLite, by default, does allow multiple writers to connect, but only one can write at a time.
b. NFS was never suggested to be used -- embedding it in an app that exposes a network api works fine.
c. The behavior being discussed (multiple concurrent writers) already kind of exists (multiple writers) and this would just make them more performant.