We should not assume that we can use local filesystem as storage. The way we save data should be pluggable. We can imagine a default implementation using local filesystem, but we can also imagine things like Amazon S3 or in-memory storage for high performance applications.
We should not assume that we can use local filesystem as storage. The way we save data should be pluggable. We can imagine a default implementation using local filesystem, but we can also imagine things like Amazon S3 or in-memory storage for high performance applications.