I think this is aimed at lower-level problems: RPC between interoperating daemons, connector protocols for databases, that sort of thing. Lack of serialization

I think this is aimed at lower-level problems: RPC between interoperating daemons, connector protocols for databases, that sort of thing. Lack of serialization is probably useful for JavaScript, but "exact in-memory data formats" probably don't fit well with dynamic-typed languages ;)