Cesare Emiliani and Kurzegesagt make the case that we think of world civilization as much newer than it is, because our year count is now only to 2021. They argue for instead bumping our year by 10,000 to more truly reflect the age of our civilization, to 12,021, and (arbitrarily) commemorating Göbleki Tepe as its foundation

https://agupubs.onlinelibrary.wiley.com/doi/abs/10.1029/94EO...

https://youtu.be/czgOWmtGVGs (2016 or 12016)