Show HN: Xudanu – Nelson's Xanadu Gold, Working in Rust

I wanted to know what Xanadu actually was, so I built it: Xudanu the open-source Udanax Gold design, migrated to Rust, with 30 years of newer technology (CRDTs, BLAKE3, ed25519 provenance). Everything is bidirectional — links visible from both ends, quotations as live windows onto originals.