Philip Zimmermann on why Chaumian ecash never caught on despite its solid cryptography. https://blossom.primal.net/657e05957b9e682137945cccca6f2f801bcf42ddda4fe0474fbc64a0e4da4ed9.mp4
Nice clip. Way before its time. It was unlikely to succeed since there was no bitcoin yet and it was doomed to rely on banks.