Kind of puzzled about timestamps

[jonhall80 at comcast.net]

I think that "time" is a bit like "taxes".   Everyone agrees life would be better if it was simpler, but people can not agree on how to do that, so we waste a lot of effort dealing with it.

md

On 03/10/2021 4:28 PM Ray Cote <rgacote at appropriatesolutions.com> wrote:

>      
>      
>     No conversation about time is complete without a nod to 'Calendrical Calculations' by Reingold and Dershowitz:  https://www.cambridge.org/us/academic/subjects/computer-science/computing-general-interest/calendrical-calculations-ultimate-edition-4th-edition?format=HB&isbn=9781107057623
>      
>     I have three editions of this on my shelf. Everytime I think I have a hard problem to solve I peruse a chapter and then realize my problems aren't as difficult as time...
>     --Ray
> 
>     On Wed, Mar 10, 2021 at 12:51 PM Jerry Feldman < gaf.linux at gmail.com mailto:gaf.linux at gmail.com > wrote:
> 
>         > >         Actually in was the Germans in 1916 that implemented it first. Almost every other country adopted it shortly after, and we adopted it in 1918.
> >          
> >         IMHO: it made sense back then when the world was not universally electrified. It does not make sense in the 21st century. 
> > 
> >         --
> >         Jerry Feldman < gaf.linux at gmail.com mailto:gaf.linux at gmail.com >
> >         Boston Linux and Unix http://www.blu.org
> >         PGP key id: 6F6BB6E7
> >         PGP Key fingerprint: 0EDC 2FF5 53A6 8EED 84D1  3050 5715 B88D 6F6
> >         B B6E7
> > 
> >         On Wed, Mar 10, 2021, 12:41 PM Tom Buskey < tom at buskey.name mailto:tom at buskey.name > wrote:
> > 
> >             > > >              
> > > 
> > >             On Mon, Mar 8, 2021 at 2:59 PM Curt Howland < Howland at priss.com mailto:Howland at priss.com > wrote:
> > > 
> > >                 > > > > -----BEGIN PGP SIGNED MESSAGE-----
> > > >                 Hash: SHA256
> > > > 
> > > >                 On Monday 08 March 2021, Joshua Judson Rosen was heard to say:
> > > >                 > On 3/6/21 9:17 PM, Curt Howland wrote:
> > > >                 > > I mean, how silly can one be to object to it being dark when you
> > > >                 > > wake up, and then demanding that everyone else change the time on
> > > >                 > > their clocks so it's light at 7am the way you want it to be?
> > > >                 >
> > > >                 > Isn't that pretty much exactly the _opposite_ of what DST does?
> > > > 
> > > >                 Yes. That is given as a reason to change the clocks. Back during the
> > > >                 wave of "energy saving measures" in the early 1970s, staying on DST
> > > >                 through the year was objected to because, and I quote, "Children were
> > > >                 waiting for the bus in the dark."
> > > > 
> > > > 
> > > >             > > >              
> > >             And when they moved the dates by 3 weeks in 2007, they found that the energy changes depended on your climate.  A study in California found a 0.2% decrease in electricity.  A 2008 study in Indiana had a 1% increase in consumption.
> > >              
> > >             Of course that 1% in Indiana translated to ~ $9 million/yr.
> > >              
> > >             FWIW, changing the clocks is not an American thing.  The UK developed BST 1st.  So even the UK doesn't stay on GMT!
> > >              
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> > > 
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> > 
> >     > 
>      
>     --
>     Raymond Cote, CTO
>     voice: +1.603.924.6079 email: rgacote at AppropriateSolutions.com skype: ray.cote
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>      
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