Interest in quantum cryptography reached a new high at MWC 2024, admittedly as part of a long slow ascent. For its sibling, quantum computing, it has been a slow burn, as research dating back several decades progresses laboriously from theory to practical realization that are still short of commercial exploitation. Yet at MWC 2024 a pop-up conference, entitled post-quantum cryptography, attracted a surprisingly large audience that quickly became standing room only, seeking to dispel myths and draw attention to the real progress being made towards those first proper elusive commercial deployments. Visitors were drawn perhaps by the presence of a major enterprise, Nestlé, at the event, whose technical lead Jordi Mar-Petit, participated in the panel discussion. He was seeking guidance…