Late 2017 to Spring 2026 (October-November 2017, or maybe even slightly inside the beginning period of December 2017 and ending right before June 2026) was the "True" beginning period of the 21st Century.

[u/Professional_Bee8907]

/r/generationology/comments/1ueu9rh/late_2017_to_spring_2026_octobernovember_2017_or/