[tz] DST in the news

Phake Nick c933103 at gmail.com
Sat Aug 29 01:48:11 UTC 2020

在 2020年8月29日週六 09:26,Philip Paeps <philip at trouble.is> 寫道:

> On 2020-08-29 07:21:58 (+0800), Paul Gilmartin via tz wrote:
> > On 2020-08-28, at 16:23:38, Arthur David Olson wrote:
> >> "American Academy of Sleep Medicine calls for elimination of daylight
> >> saving time"
> >>
> >>
> https://aasm.org/american-academy-of-sleep-medicine-calls-for-elimination-of-daylight-saving-time/
> >>
> > In arguing for an advantage of Standard over Daylight time
> > the authors naively ignore that clock time is just a
> > coordinate with arbitrary origin.  In Matthew 20:1-16 KJV:
> >
> https://www.biblegateway.com/passage/?search=Matthew+20:1-16&version=KJV
> > it appears that at the time of writing time was reckoned six
> > hours behind the current convention: the first hour was around
> > sunrise, people began work then; the eleventh hour around
> > sunset, people ended work then.
> This system is still widely in use in Ethiopia (and reportedly in other
> parts of east Africa though I have no direct experience).  If you have a
> meeting at "three o'clock" you should turn up at 10:00.  The meeting
> will probably start at 10:30 ... possibly because you have to call at
> least one other person who thought the meeting was at 15:00. ;-)
> I believe there's a link to an article about this phenomenon in
> tz-links.html.
> > The harmful effects arise from the twice-yearly adjustment,
> > not the absolute setting.
> On a slightly related note, I wonder how those of us who were accustomed
> to regular large adjustments (e.g. 15 hours after crossing the Pacific
> Ocean) will cope when we resume our itinerant lifestyles when the
> current plague gets more under control?  Will our bodies remember
> conquering jetlag, or will the first couple of trips be accompanied by
> sleepless nights and zombie days?
> Philip
> --
> Philip Paeps
> Senior Reality Engineer
> Alternative Enterprises

I think what you described about the clock system in East Africa is a
problem with naming of hours instead of actual time differences. It is just
like how English call a month Octo-ber despite it's now generally accepted
to be the tenth month of a year.
Another thing of note is that 15-10 is not 6

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