this post was submitted on 10 Oct 2025
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Asklemmy

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[–] Truscape@lemmy.blahaj.zone 102 points 1 week ago* (last edited 1 week ago) (5 children)

The 3.5mm audio jack. It's so fundamentally simplistic from a manufacturing standpoint and circuitry standpoint that any headset you throw at it will work identically without fail (the key innovation being the speakers or headphones where the analog signal is sent to).

[–] QuarterSwede@lemmy.world 33 points 1 week ago

Technically 1/4” jacks were first. 1/8” only to make 1/4” smaller.

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[–] Greddan@feddit.org 82 points 1 week ago (2 children)

Saw a post just today with a 1000 year old folding chair. Looked pretty much identical to the ones used today. Lost the post but kept the picture.

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[–] SethranKada@lemmy.ca 61 points 1 week ago (1 children)

The Bic pen. Sure, you can make it better, but then the price has to go up. You can still buy a nearly unchanged Bic pen from any office store for cheaper than any other writing tool, nearly identical to what they looked like when they were first invented.

[–] over_clox@lemmy.world 27 points 1 week ago (3 children)

I'll add Bic lighter to this list too.

What else does Bic make? πŸ€”

[–] Suck_on_my_Presence@lemmy.world 22 points 1 week ago (1 children)

I was curious too so I looked it up.

Pens. Lighters. And razors for shaving. Mostly the single use ones.

But also

BIC has drawn criticism for maintaining its business operations in Russia after the Russian invasion of Ukraine in February 2022.

:C

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[–] HouseWolf@pawb.social 10 points 1 week ago* (last edited 1 week ago) (2 children)

I'll see your Bic and raise you Zippo!

Just got my first one a while back, I bought it 2nd hand and it's 7 years older than me and works better than any lighters I've borrowed off people over the years.

Replacement parts and even completely new lighter inserts still fit the original cases from the 1940s until now. And if something does break beyond you ability to repair, They got a lifetime warranty with no proof of purchase needed!

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[–] NorthWestWind@lemmy.world 51 points 1 week ago (2 children)

Microwave oven. It sort of just...appeared, and the design didn't change much.

[–] ambitious_bones@lemmy.world 21 points 1 week ago (10 children)

In my Flat we still have a microwave that does not have a rotating plate. Insteadt it has a spinning rotor in the roof that deflects the waves in order to cook food evenly. It works well but it is needlessly complicated compared to modern microwaves.

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[–] loweffortname@lemmy.blahaj.zone 35 points 1 week ago (4 children)

Potato peelers. The ergonomic handle was a big step forward, yes. But the basic design hasn't (and likely won't) change.

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[–] scytale@piefed.zip 32 points 1 week ago (2 children)

The MIDI protocal. The technologies that use it have evolved in all sorts of ways, but the protocol has remained unchanged.

[–] Coopr8@kbin.earth 20 points 1 week ago (1 children)

MPE and MIDI 2.0 would like a word zir

[–] scytale@piefed.zip 16 points 1 week ago (1 children)

That’s fair. But the fact that MIDI 1.0 isn’t going away anytime soon shows how good it was from conception. From Sweetwater:

Because MIDI 2.0 coexists well with MIDI 1.0, it’s likely MIDI 1.0 devices will continue to be produced in the future if MIDI 2.0’s features are not needed for a particular application. In developing MIDI 2.0, backward compatibility with MIDI 1.0 was always a priority.

MIDI 2.0 is not about replacing the original specification but about adding features that enhance the spec with features users have wanted almost since MIDI 1.0 appeared.

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[–] bobo1900@startrek.website 28 points 1 week ago* (last edited 1 week ago) (3 children)

Maybe not perfect upon conception, but after a couple of decades from common adoption, the bicycle really didn't change much. Sure, you can use lighter and more advanced materials, you can add an electric motor to it (though I wouldn't classify it as a bycicle) but you can probably take a 100 years old bike and it would work just as good as a modern one.

[–] Infrapink@thebrainbin.org 18 points 1 week ago

It also too about 100 years to reach the modern design of rubber tyres and a drive train, with the rider sitting slightly forward of the rear axle and well behind the front wheel.

[–] Fredthefishlord@lemmy.blahaj.zone 10 points 1 week ago (6 children)

Have you seen belt drive bikes? Not the electric ones. Pretty cool stuff, much lower maintenance. Also internal gear hubs. There's still innovation happening in bicycles to make them stronger against abuse

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[–] BuboScandiacus@mander.xyz 27 points 1 week ago (3 children)
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[–] ICastFist@programming.dev 27 points 1 week ago (1 children)

I think sewing machines would count? They certainly got a hell lot more "portable", but the basic design hasn't changed much since the 1880s. Those things are little mechanical marvels

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[–] birdwing@lemmy.blahaj.zone 25 points 1 week ago (2 children)
[–] AnotherUsername@lemmy.ml 10 points 1 week ago (1 children)

Ceramic might be better than wood

[–] Jtotheb@lemmy.world 9 points 1 week ago

I appreciate the operation you’re running here

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[–] dellish@lemmy.world 23 points 1 week ago

Lego. Lego from now will still mate with Lego from 40 years ago without a problem. Apart from a growing number of shapes, the basic blocks are still the foundation of everything sold today.

[–] PrivateNoob@sopuli.xyz 22 points 1 week ago* (last edited 1 week ago) (2 children)

Dinner plates. Wooden, marble, ceramic or whatever it's made from, it does it's job perfectly.

EDIT: Yes, I'm hungry

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[–] SpikedPunchVictim@lemmy.world 20 points 1 week ago (7 children)
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[–] Nemo@slrpnk.net 20 points 1 week ago (1 children)

ramps

deep-frying

the D-pad

[–] Drewmeister@lemmy.world 27 points 1 week ago (1 children)

Since you mention the d-pad. It was patented, so all the big companies had their own legally distinct spins on it. Nintendo has their cross; sega had a circle thing; Sony had discrete buttons, Microsoft had a different circle thing.

The Nintendo patent actually expired a number of years ago now, so nowadays the cross is showing up more places.

[–] ICastFist@programming.dev 11 points 1 week ago (1 children)

It was patented? Fucking hell, today I learned

[–] Jakeroxs@sh.itjust.works 8 points 1 week ago

Less surprised it was Nintendo lol

[–] lemming741@lemmy.world 20 points 1 week ago

Solid body electric guitars- the first models have been in continuous production and are still available.

https://en.wikipedia.org/wiki/Fender_Telecaster

https://en.wikipedia.org/wiki/Gibson_Les_Paul

There were earlier "electric guitars" but I'm thinking all inventions build on previous creations. I don't think you'll find many pure answers to OPs question. I think the closest you'll find is going to be an advancement that produced a single step change in design that flattened the innovation curve forever after. I think the microwave oven was a great example.

Electric fuses also come to mind. Little has changed since 1890.

[–] AcidiclyBasicGlitch@sh.itjust.works 18 points 1 week ago* (last edited 1 week ago) (1 children)

Velcro? Inspired by nature's invention

https://www.microphotonics.com/biomimicry-burr-invention-velcro/

Also outdoor grills don't seem to have changed much other than the material used to keep the fire going.

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[–] arthur@lemmy.zip 18 points 1 week ago (1 children)
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[–] kunaltyagi@programming.dev 16 points 1 week ago

🧷 Safety pin. There has been a little change in the safety cap but that's to save material not functionality or manufacturing.

The entire process is the same:

  1. Take wire, cut it
  2. Smash one end flat
  3. ?? (Bend the wire and fold the smashed end)
  4. Profit
[–] Robin@lemmy.world 14 points 1 week ago (3 children)

I don't think QR codes have changed at all. Only the tools we use to scan them have

[–] over_clox@lemmy.world 12 points 1 week ago (3 children)

Did you know that you can halftone dither two different but same size QR codes on top of each other?

I wish I had a link to the article handy, but yeah I've tried that myself and it totally works! You basically get a 50/50 chance of one or the other code scanning. It's literally two QR codes in one!

And no, that's not some new special QR code format either, it's basically taking advantage of the nature of the scanners plus the built in error correction.

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[–] HazardousBanjo@lemmy.world 13 points 1 week ago (5 children)

On a high level, all simple machines.

The wheel

The lever

The pulley

Etc.

All other machines (except maybe things like computer chips) are just a variation of simple machines, or a combination of them.

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[–] krysel@lemmy.ml 13 points 1 week ago (6 children)

Wireguard. I haven’t heard of any huge changes to it over the years. And it somehow just works

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[–] svcg@lemmy.blahaj.zone 12 points 1 week ago (3 children)
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[–] balsoft@lemmy.ml 11 points 1 week ago

It's very niche, but the only thing I could come up with is Kvevri, a traditional Georgian winemaking vessel. They're sold today (and still used for their stated purpose, aging wine), I've personally seen kvevris with the exact same shape buried in a wine cellar of 12th century monastery, and at least going by the article they're like 8000 years old, and haven't changed much in that time.

My other ideas were:

  • Bricks (turns out the earliest sun-dried mudbricks, which are very different from modern ones)
  • Concrete (turns out it changed a whole lot since the Romans, modern concrete is much easier to pour, sets faster and is much stronger)
  • Nuts & bolts (initially were hand-crafted and non-interchangeable - yuck!)
  • Knives (I'll let knife enthusiasts speak about that one)

The headphone jack.

[–] Highlandcow@feddit.uk 10 points 1 week ago

Maybe FM synthesis, it revolutionised the sound of the 1980s and music production as a whole

[–] CookieOfFortune@lemmy.world 9 points 1 week ago (1 children)

Old refrigerators before all the ice makers were added.

[–] ook@discuss.tchncs.de 11 points 1 week ago

But super energy inefficient in comparison to what we have today.

[–] DagwoodIII@piefed.social 9 points 1 week ago (2 children)

[off topic?]

I can't remember the exact quote, but Robert A. Heinlein said of the DC-3 that it was the best airplane ever built, and that the only way to improve it was to completely redesign it.

I just like the idea that some things are perfect the way they are.

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