[tz] Ref: What time is it: managing time in the internet

"What time is it: managing time in the internet", p37–44, July 2019, "Proceedings of the Applied Networking Research Workshop" https://dl.acm.org/doi/10.1145/3340301.3341125 "investigation of how current local time is reported accurately by devices connected to the internet", analysis of tzdb and updates, "proposals for enhancing TZDB management and reducing vulnerabilities in the system." -- Take care. Thanks, Brian Inglis, Calgary, Alberta, Canada This email may be disturbing to some readers as it contains too much technical detail. Reader discretion is advised. [Data in binary units and prefixes, physical quantities in SI.]