Two systems are isomorphic when they admit the same morphisms—when the set of valid transformations applicable to one equals those applicable to the other.

If Hom(X, DNS) ≅ Hom(X, Filesystem) for all relevant X, then DNS ≅ Filesystem.

Wherein we prove it is

These DNSFS implementations make me giggle.

Yeah, someone, somewhere is using it to at least run a website or something.

Hacker praise!