zone America/Nuuk, relatively newly renamed from America/Godthab ICU • ICU defines "canonical" and "non- canonical" names for time zones. • Contains the recently outdated name America/Godthab instead two different classification systems. So, MSVC STL considers all ICU time zones (canonical and non-canonical) to be time_zones.51 Part VI: Conclusion52 Takeaways • C++20 is super cool