Most of the 2010s were an evolution of the 2000s and most of the 1990s. Late 2017 (mostly December 2017) to May 2026 was the "True" micro-decade (well, it was nearly a full decade) of the 21st century, if considered outside of 2001-2011 numerical rule. June-July 2026 is a "new beginning."
Not to "yap,"
but this is a summary of my links.
1991-2017 shift: https://www.reddit.com/r/generationology/comments/1tu5mdm/earlymid_1991_to_springfall_2017_is_one_deep_era/
The "True" beginning of the 21st century:
Next 21st Century shift:
Eh, and perhaps the 2020s subdivision:
https://www.reddit.com/r/Roaring2020s/comments/1uls772/the_2020s_subdivision_cleanup_post/
This is to help "the surroundings," perhaps?
This is typed by me, Brian Shear Jr. (who is also known as "ProfessionalBee")., who is also a 2026 High School Graduate I had been spreading my posts to Reddit, about the experiences that I am aware of.
u/Professional_Bee8907 — 15 hours ago