this post was submitted on 28 Jul 2023
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[–] ELLIOTTCABLE 58 points 1 year ago* (last edited 1 year ago) (3 children)

When I was a kid, I was such a nerd, that I invented my own decimal timekeeping system.

Even wrote a little macOS menubar clock for it — I was dead-serious.

Edit: omg the website still works, even though I never put any real content there …

http://yreality.net/UJD/

Edit 2: Found this old explanation I apparently put together in July 2010, according to my image archive:

[–] SpooneyOdin@lemmy.ml 22 points 1 year ago

That's pretty cool! The French actually had a decimal time system after the revolution, but they eventually abandoned it.

[–] paulchartres 18 points 1 year ago (1 children)

Okay but now you have to tell us how it works!

[–] kambusha@feddit.ch 20 points 1 year ago* (last edited 1 year ago)

All I can gather, is that the number furthest to the right seems to be 100ms, so the second digit from the right is counting seconds. When those 3 digits reach 000, they've counted 100 seconds.

I see 19567288000 currently. If I remove the last zero, that number should be in seconds. So 1956728800 seconds = ~62 years. The year 2023 - 62yrs = 1961.

Maybe it's counting the number of seconds since a date in 1961? Unix time uses 1970-01-01 but not sure what significance 1961 has.

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[–] hawkwind@lemmy.management 41 points 1 year ago (1 children)

We should just use second notation for everything.

I’ll be there in 5 min? I’ll be there in 2 or 3 hundo!

See you tommorow? See you in in 86K!

Next week? About half a Megasec!

Doesn’t Megasecond sound better than Fortnite?

[–] Vithar@lemmy.ml 21 points 1 year ago (2 children)

There is a fun fun sci-fi book called "Deepness in the Sky" by Vernor Vinge. The Humans use epoch time with si prefixed Seconds for time,

[–] electrorocket@lemmy.ml 3 points 1 year ago (3 children)

That is a great book. Did you read the sequels?

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[–] nudnyekscentryk@szmer.info 40 points 1 year ago* (last edited 1 year ago) (1 children)

Ehhhh, no. There are very important reasons we divide the time this way. 24 is a highly composite number (a number with more divisors than all numbers preceding it; like an opposite of a prime number). This allows us to easily divide the day into halves, thirds, quarters and sixths. So is 60, with even more divisors.

My guess is the same thing goes for the switch from Roman to Julian calendar (ten to twelve months in a year).

Interestingly, the same goes for 360 degrees in a full angle.

[–] xx3r@lemmy.studio 4 points 1 year ago* (last edited 1 year ago) (1 children)

We should have a base 12 metric system but the French already established the 10

[–] Zerush@lemmy.ml 2 points 1 year ago (1 children)

Yes, the French, however, have a rather twisted counting system based on 20, for example 96 in French is translated as 4 times 20 + 16, forcing you to do calculations just to say a number.

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[–] Zerush@lemmy.ml 31 points 1 year ago* (last edited 1 year ago) (2 children)

The inventor of the imperial units used by the US, this one really sniffed glue.

[–] MeetInPotatoes@lemmy.ml 7 points 1 year ago* (last edited 1 year ago) (4 children)

I'm with you on metric vs. standard units all day, it's downright embarrassing that we still haven't switched to metric...but Month, Day, Year makes far more sense. The numerical day of the month is pointless by itself, there are 12 of each number (except 29-31) every year so the number says nothing at all without the context. It makes no sense to start reciting a date with the least important and least descriptive bit of information. The month is the piece of information that gives the most detail on its own and cuts down on the number of words to say the date. Instead of "The 12th of May" we just say "May 12th" cutting two completely unnecessary words from British English. It also lets you know the season of the year right off the bat. If we ask when a movie, game, or book is coming out, "in March" is the best way to say it if you had to choose only one piece of data of the three. "This year/Next year" or "the 25th" give less info. We leave off the year if the future event is in the current year so that comes last naturally. As objectively as possible, we improved the date format.

[–] holgersson@lemm.ee 7 points 1 year ago (2 children)

Counterpoint: be consequential and go from most generic to most specific with year-month-day.

If something is obviously in the current year, just leave the year part.

[–] BouncyBling@lemmy.ca 4 points 1 year ago

Maybe we could make a standard out of this...

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[–] Knoxvomica@lemmy.ca 3 points 1 year ago (1 children)

This is why it should always be yyyy/mm/dd

[–] BigNote@lemm.ee 3 points 1 year ago (1 children)

While what you say makes perfect sense and is logical, the truth is that anyone who has an ounce of intelligence can easily parse this information in a few seconds regardless of its format.

This is not an argument for maintaining the status quo, but rather, is meant to put it into perspective as the deeply unimportant detail that it is.

[–] TehPers 5 points 1 year ago* (last edited 1 year ago)

anyone who has an ounce of intelligence can easily parse this information in a few seconds regardless of its format.

1/4/2023

yyyy/mm/dd makes the most sense in my opinion and is the order used in ISO 8601 and similar specs (though in the format yyyy-mm-dd), but we already have enough culture-specific stuff that date formats are the least of our issues.

[–] emberwit@feddit.de 2 points 1 year ago* (last edited 1 year ago)

If we ask when a movie, game, or book is coming out, "in March" is the best way to say it if you had to choose only one piece of data of the three.

This is only true if both people know you are talking about the future or the past (already released or not released yet) and then implies that the last or next instance of the month is meant. In other words, using just the month only works if the year is already known. Talking about a movie from 2008, the month it released does not give you more information than its year. Using just the month has very limited and short term validity. Which is fine for day to day conversation, but not for written documents or anything else that will be read more than once. In order of the highest information value it's clearly Y, M, D, most significant information to least.

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[–] Squirrel@thelemmy.club 24 points 1 year ago* (last edited 1 year ago) (6 children)

Why hasn't the Metric world found a better way? I want a clock based around multiples of 10, dammit!

[–] mlfh@lemmy.ml 54 points 1 year ago (2 children)

One benefit of base 12 and base 60 over base 10 for everyday use with things like time is simple factorization. You can divide 12 hours evenly into halves, thirds, quarters, and sixths, and 60 minutes evenly into halves, thirds, quarters, fifths, sixths, tenths, etc. With base 10, you've just got halves and fifths.

[–] kvn@midwest.social 18 points 1 year ago (4 children)

Another benefit of base 12 is that you can count to 12 easily with one hand by using your thumb to count each of the 3 segments on your 4 fingers.

I learned that on that other website prior to the great migration and it blew my mind then.

[–] static_motion@programming.dev 7 points 1 year ago

Wait until you find out that binary counting allows you to count to 31 with one hand.

[–] Gork@lemm.ee 7 points 1 year ago (1 children)

tries it

Whoa. Dude that's super useful.

[–] nailbar@sopuli.xyz 9 points 1 year ago* (last edited 1 year ago)

I'm trying to think of a situation where I need to count to 12 on one hand 🤔

This would be useful if I was used to counting with base 12.

[–] SeaJ@lemm.ee 6 points 1 year ago (1 children)

Pros scale that up to base 60 by counting to 12 and using the other hand to count how many times they have counted to 12.

[–] sxan@midwest.social 3 points 1 year ago (1 children)

Thems rookie numbers. You can get to 144 using the twelve segments on each hand.

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[–] Squirrel@thelemmy.club 6 points 1 year ago (9 children)

Yeah, I know all about that, but I don't think we'll convince people to change everything to base 12, so let's go with a base 10 clock.

[–] Rivalarrival@lemmy.today 20 points 1 year ago

A base-10 unit circle would be abhorrent. 1/2 of a circle is an important concept, but 1/5th and 1/10th of a circle are rarely used in geometry or trigonometry. Meanwhile, a right angle (1/4 of a circle) would require an ugly fraction, and the angle of an equilateral triangle (1/6th) would require a repeating decimal.

Think of 12-hour clocks and 360-degree circles as paper bags. When we're fucking with angular concepts, you do not want to take those bags off Decimal's head.

[–] Andrew15_5@mander.xyz 7 points 1 year ago (2 children)

I just want everything to be switched to 24 instead of 12. Why everyone want to complicate things?

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[–] mlc894@lemm.ee 10 points 1 year ago

Some people briefly tried that during the French Revolution, but it never caught on.

[–] BartsBigBugBag@lemmy.tf 9 points 1 year ago* (last edited 1 year ago) (1 children)

It was called the French Republican Calendar. Didn’t last very long.

https://en.m.wikipedia.org/wiki/French_Republican_calendar

[–] Trainguyrom@reddthat.com 2 points 1 year ago

That's extremely elegant. Plus if you have days of rest every first, fifth and tenth day of the week then you have 3 or 4 days of work in a row at a time (of course im sure at the time they were far more stingy with days of rest)

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[–] xep@kbin.social 17 points 1 year ago

Swatch tried Internet Time: www.swatchclock.com

[–] marduk@lemmy.sdf.org 12 points 1 year ago (1 children)

Chad American broken clocks: right twice per day Virgin Bri‘ish broken clocks: only right once per day

pwnd

[–] Rivalarrival@lemmy.today 10 points 1 year ago

A slow clock might not be right in your entire lifetime.

[–] Arigion@feddit.de 11 points 1 year ago (2 children)

Wait until you hear about traditional Japanese timekeeping, where the hours had different lengths throughout the year, depending on daylight: https://youtu.be/1BJmnEa6YGE

[–] hglman@lemmy.ml 2 points 1 year ago

The Greeks also had variable length hours, and early water clocks attempted to adjust automatically over the year.

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[–] Metal_Zealot@lemmy.ml 9 points 1 year ago (2 children)

Also each part of the world will offset by half an hour or so.

Also military will operate by a 24 hrs.

Also fuck you

Military plus all of mainland Europe

[–] BigNote@lemm.ee 3 points 1 year ago (1 children)

Also, if military and show up late, fuck you, you're fired. Which I'm actually OK with.

[–] Metal_Zealot@lemmy.ml 4 points 1 year ago

Dishonourable discharge, go back to your family that misses and loves you

[–] OsrsNeedsF2P@lemmy.ml 8 points 1 year ago (1 children)

Man I just want everyone to use UTC

[–] Volodymyr@lemmy.ml 5 points 1 year ago

Time zones are kind of useful though.

[–] MeetInPotatoes@lemmy.ml 8 points 1 year ago

"The day will start when the sun comes up?" No, when the sun is the furthest away it can be from us.

[–] dullbananas@lemmy.ca 8 points 1 year ago

12 1 2 3 4 5 6 7 8 9 10 11

[–] pinkdrunkenelephants@lemm.ee 7 points 1 year ago

The joys of a base-60 number system

[–] oriond@lemmy.ml 5 points 1 year ago

Inventor for sure used the ~~imperial~~ barbarian measuring system

Oh and when the minute hand is 3/4s of the way to the 12 it's quarter too...5.

[–] GarlicBender@lemmy.ml 3 points 1 year ago

Tonne? You mean megagram?

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