What's your use case for that? If it doesn't have file system access, does that mean it can't run any programs? I believe Oil will be able to do this, because

What's your use case for that? If it doesn't have file system access, does that mean it can't run any programs? I believe Oil will be able to do this, because the architecture is very modular. See the last point in the post using the LLVM / GCC analogy. (This type of feature isn't a priority now, but I'm interested in hearing use cases.)