This is upside down.
We need a kernel native distributed file system so that we can build distributed storage/databases on top of it.
This is like building an operating system on top of a browser.
Show me an operating system built on top of a browser that can be used to solve real-world problems like JuiceFS.
I'm glad you noticed this, I thought this was a wildly insane thing to do. Its like the satanic inversion of 9P protocol