Correction: although there were heliocentric theories (i.e. the Earth revolves around the sun) in antiquity, this was an unsettled matter until the Copernican Revolution.

Source Links:

• https://theconversation.com/a-brief-history-of-telling-time-55408
• https://www.timeanddate.com/time/how-do-atomic-clocks-work.html
• https://www.newyorker.com/magazine/2007/04/16/the-interpreter-2
• http://www.aboriginalastronomy.com.au/wp-content/uploads/2018/05/Hamacher-Thesis.pdf
• https://plumvillage.org/mindfulness-practice/mindful-apps/
• http://press-files.anu.edu.au/downloads/press/p266811/pdf/Vietnam.pdf
• https://abelamculture.wordpress.com/
• https://www.academia.edu/24249577/_Yam_Cycles_and_Timeless_Time_in_Melanesia._Ethnology_38_211-225_1999
• https://www.smh.com.au/opinion/theres-nothing-inherently-special-about-nye--except-uber-surge-pricing-20171230-h0bkg9.html
• https://www.timeanddate.com/calendar/persian-calendar.html
• https://99percentinvisible.org/episode/the-calendar/
• https://www.history.com/news/soviet-union-stalin-weekend-labor-policy
• https://www.npr.org/sections/parallels/2013/11/30/244995264/spains-been-in-the-wrong-time-zone-for-seven-decades
• https://www.theatlantic.com/china/archive/2013/11/china-only-has-one-time-zone-and-thats-a-problem/281136/
• https://www.telegraph.co.uk/news/worldnews/australiaandthepacific/samoa/8984423/Samoa-skips-a-day-as-it-crosses-international-date-line.html
• https://www.nationalgeographic.com/news/2018/03/daylight-savings-time-arizona-florida-spring-forward-science/
• https://www.independent.co.uk/student/student-life/the-strangest-oxford-tradition-of-all-making-sure-the-clocks-go-back-with-the-time-ceremony-8908472.html
• https://www.nationalgeographic.com/science/2019/03/tired-of-daylight-saving-time-these-states-trying-to-end-clock-changes/

And books:

• David Graeber - Bullshit Jobs
• Seneca - On The Shortness of Life

Music credits:

• Elevate from bensound.com
• Time Perception from purple-planet.com
• Royalty Free Music by ANtarcticbreeze at soundcloud.com
• Time Rider by | e s c p | https://escp-music.bandcamp.com, promoted by https://www.free-stock-music.com