[HN Gopher] The Commodordion
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       The Commodordion
        
       Author : cowtools
       Score  : 486 points
       Date   : 2022-10-21 17:44 UTC (1 days ago)
        
 (HTM) web link (linusakesson.net)
 (TXT) w3m dump (linusakesson.net)
        
       | arbitrage wrote:
       | Amazing musicianship.
        
       | torh wrote:
       | This is the best accordion I've seen in my life! Such a cool and
       | geeky project. Just what we need more of.
        
       | RocketOne wrote:
       | That's completely geeky and absolutely entertaining. Can't
       | believe the amount of work that went into that bit of ingenuity.
        
       | skybrian wrote:
       | Very neat!
       | 
       | I haven't done a proper writeup yet and there's no retro-
       | computing involved, but perhaps folks will be also be interested
       | in a demo of my homemade accordion. (MIDI controller,
       | technically; sound generation is on a laptop.)
       | 
       | https://youtu.be/4ZueoLaISdw
        
       | rkagerer wrote:
       | And the bellows is made of floppy disks. This is a masterpiece.
        
       | sixstringtheory wrote:
       | This guy is both an inspiration and makes me question the value
       | of my own existence. Always love watching and reading his work.
       | 
       | Now I want to figure out how to build a guitarch-linux.
        
       | Wuzado wrote:
       | Check out his C64 demo "A Mind Is Born", where he fits a
       | "procedurally-generating" song with visuals in barely 256(!!!)
       | bytes.
       | 
       | https://linusakesson.net/scene/a-mind-is-born/
        
         | spydum wrote:
         | On one hand I wish there was more, on the other I think it
         | would have been too much? It's brilliant for sure. I love that
         | these guys have been making this stuff since the ASCII scene
         | (for those unaware lot of cool procedural bits like this used
         | to get stuffed into warez greetz and plenty of smaller binaries
         | before that such as coms and what not in the BBS scenes)
        
         | Razengan wrote:
         | I wonder what the demoscene could do with modern CPUs and their
         | AVX multisymmetric parallel whatchacallit and what not. As in,
         | getting the most amount of stuff done with the least amount of
         | instructions.
         | 
         | Does anybody know any examples?
        
           | aasasd wrote:
           | Probably '.kkrieger' would be a more-current inspiration,
           | though it's almost twenty years old itself:
           | https://en.wikipedia.org/wiki/.kkrieger
           | 
           | My uneducated guess is that perhaps the thing of the day now
           | is proper voxels (not Minecraft's "voxels") and lots of
           | shaders on top. But then again, this endeavour doesn't really
           | differ from just making experimental game engines.
        
           | throwawayben wrote:
           | https://youtu.be/Imquk_3oFf4
           | 
           | I don't think it uses any fancy modern CPU features but this
           | is probably the reigning champion of the 256 byte demo, and
           | its write up[0]
           | 
           | [0] http://www.sizecoding.org/wiki/Memories
        
           | pwrrr wrote:
           | Well the fact that you are limited by the C64 itself makes
           | you use every bit of creativity to pull off such a demo as A
           | Mind is Born.
           | 
           | I think it is this limiting factor that is partly responsible
           | for keeping the C64 scene alive. While it is limiting, there
           | are also still infinite possibilities of creativity. I don't
           | personally find say, the PC demo scene as interesting because
           | it is not really limited in any way other than size
           | competitions. But still there you get a lot more mileage out
           | of every opcode than on the C64.
        
         | userbinator wrote:
         | It's been discussed on HN before too:
         | https://news.ycombinator.com/item?id=26511266
        
       | raphar wrote:
       | Amazing. I though I was a nerd.
        
       | l0c0b0x wrote:
       | If this were to be fake, it would be the cruelest video on the
       | internet, IMHO.
       | 
       | This is such an amazing display of talents, it requires and
       | analysis video of its own to go over the geekery, the music, the
       | time and effort, the creativity, the whys and hows. I was
       | speechless and awed throughout the video and reading about the
       | project. I feel so lucky to have seen this!
       | 
       | Happiness.
        
         | vidarh wrote:
         | Yeah, I usually rarely bother with watching videos of projects,
         | much preferring to read about them, but watched this to the
         | end.
        
       | Eupraxias wrote:
       | I'm so happy to see this at the top of the list on a Friday
       | afternoon. Totally made my day, as well as a few others who are
       | too busy right now trying to close out the week to f5 on HN.
        
       | vidarh wrote:
       | I see Akesson, I click through. Absolutely amazing. Curious why
       | he chose a Datasette emulator instead of cartridges, though.
        
         | cbm-vic-20 wrote:
         | It's a lot easier to dump out a pre-recorded audio stream (or
         | even generate it with a simple modem) than it is to interface
         | with the C64's expansion connector.
        
           | vidarh wrote:
           | The simplest PCB designs for C64 cartridges requires fewer
           | components than the datasette emulator pictured, or you can
           | buy a ready-made more advanced one with a 64K eeprom for
           | ~$20.
        
         | egypturnash wrote:
         | This feels like the kind of project where "it made me laugh the
         | most" is as good a reason as anything else. I sure laughed when
         | I got to that part.
        
           | vidarh wrote:
           | Certainly the whole thing is awesomely bizarre, so not
           | criticizing the choice. It just seemed to make things more
           | impractical since it adds the requirement of the "play"
           | button and pressing keys on both machines and waiting for the
           | load on startup instead of just turning them on.
           | 
           | But then again practicality isn't a high priority for this
           | thing.
        
             | vintermann wrote:
             | I'm guessing he's using a variant of his own Qwertuoso
             | program for the playing, and it's tiny, less than 4k. Even
             | with the horribly slow default C64 tape loader, that would
             | be about a minute.
             | 
             | Linus is one of the demoscene's experts on fastloading too,
             | so he may not use the default loader!
        
       | Optimal_Persona wrote:
       | Very cool! It's funny, over the years I've seen high-tech digital
       | Roland accordions used in very trad venues where I wouldn't
       | expect them.
       | 
       | But TBH when I saw the thread I was expecting something a little
       | more like Keith Cary's Commodium (a mandolin made from a metal
       | bedpan)...
       | 
       | https://www.fretboardjournal.com/features/odd-jobs-the-fanta...
        
       | floppydiskette wrote:
       | Related: I made https://www.keyboardaccordion.com to be able to
       | play the accordion layout (chromatic and diatonic) with a
       | computer keyboard. (Desktop only, of course.)
        
         | colomon wrote:
         | This is a fantastic idea! I had no trouble playing scales along
         | the row.
         | 
         | Is the source code available? As a C#/D player, I find the
         | relationships between the rows unfriendly, and miss the bottom
         | two buttons of the row. Plus I'd love to have real accordion
         | sound samples, and maybe MIDI output...
         | 
         | (ooo, plus I guess if you only wanted two rows of right hand
         | notes, then you could have two rows of bass buttons, just like
         | a real box only with a lot more chords available...)
        
       | westmeal wrote:
       | Linus is the fuckin man, I love this guy. His demos inspire me to
       | no end.
        
       | kennyloginz wrote:
       | The SID chip is so sick!
        
       | kstrauser wrote:
       | Bravo. Bravo, sir. I flat-out giggled with glee during that
       | amazing video!
        
       | johnklos wrote:
       | That is so dumb. I love it!
        
       | danrochman wrote:
       | Amazing - bravo!! Is Weird Al Yankovic on HN? Because he REALLY
       | should see this.
        
         | amanj41 wrote:
         | this would have fit in perfectly in the white and nerdy music
         | video
        
       | sintezcs wrote:
       | A pure geek porn
        
       | quadcore wrote:
       | Incredible
        
       | bergenty wrote:
       | What a sad project but amazing implementation and vision.
       | Awesome!
        
         | zogomoox wrote:
         | No, he managed to combine three traditionally uncool things,
         | namely 8 bit computing, accordions and ragtime music, resulting
         | in an underflow of uncoolness which is extremely cool.
        
           | vintermann wrote:
           | I like all those things though...
        
         | mdp2021 wrote:
         | Your use of the term 'sad' seems to not match that of many of
         | us.
         | 
         | I was not informed about its history, so I checked, and
         | discovered that it means "satiated" - so the current use of
         | 'sad' comes from the idea of the discomfort that being burdened
         | by too much nourishment brings.
         | 
         | You must mean that the project is very "satiating". Good:
         | surely it can fill us with a most fulfilling nourishment. But I
         | would have used the most unambiguous term.
        
           | dwringer wrote:
           | Toward the end, the article states "unfortunately I won't be
           | playing this instrument very often, and I most definitely
           | won't practice for hours to improve my left-hand technique.
           | This rather undermines the potential for the Commodordion as
           | a viable musical instrument."
           | 
           | I believe there is a certain element of sadness in that.
           | However it's hopeful that he will continue experimenting with
           | the lessons learned, so I wouldn't describe it as sad.
        
           | [deleted]
        
       | scrozier wrote:
       | Not knowing in advance who Akesson is, I was prepared for this to
       | another bad attempt at music-adjacent technology. Then I watched
       | and listened to his performance...wonderful!
        
       | pwrrr wrote:
       | Amazing indeed! Linus always comes up with mindblowing stuff. A
       | true genius!
        
       | Caitlynmeeks wrote:
       | This is the best thing ever! Wow! Great work!
        
       | adhoc32 wrote:
       | Only respect for this mad guy. Not only did he build it he also
       | played it in public.
        
       | joemi wrote:
       | This is so much better in the video than what I thought it would
       | be from just the pictures. Which of course makes sense since it's
       | Akesson. He's one of the people behind the Teenage Engineering
       | Pocket Operators, after all.
        
         | gimmeThaBeet wrote:
         | I remember Linus videos with the pocket operators, somehow
         | didn't internalize that he worked for teenage engineering, and
         | in retrospect it feels like the most plainly obvious thing in
         | the world. _Of course he does._
        
         | raphar wrote:
         | Intro to Pocket Operators
         | 
         | https://www.youtube.com/watch?v=TFD9_8H7lPA
         | 
         | Cool stuff
        
       | jrd259 wrote:
       | I am delighted to live in the era where such hackery occurs and
       | is also so easily shared.
        
       | tommek4077 wrote:
       | This is the most beautiful thing I've ever seen - and I have
       | kids.
        
         | l0c0b0x wrote:
         | Took the words out of my typing hands! (Yeah, and I have kids
         | too!)
        
       | bityard wrote:
       | This is pretty impressive!
       | 
       | I play piano accordion (but not particularly well). I started
       | watching the video first and was a little troubled that the
       | bellows appeared to be home-made, crappy looking, and not nearly
       | as effective as they could be. Aftermarket bellows are not hard
       | to find and are not even that expensive if you get them from
       | China. But then I saw that he made them out of _floppy disks_ and
       | decided that was pure genius.
       | 
       | This also made me realize that a computer keyboard pretty closely
       | resembles the right hand of a chromatic button accordion, so I
       | assume that's how it's laid out.
       | 
       | Anyway, he certainly plays this cobbled-together instrument far
       | better than I'll ever play my analog accordion. There are MIDI
       | and other "digital" accordions out there but they are either
       | extremely expensive or limiting in terms of what you can do with
       | them, or both. This gives me hope that one day I could possibly
       | build my own programmable digital accordion.
        
         | dhosek wrote:
         | Some years ago, I had a dream about meeting someone playing a
         | button box accordion which had a qwerty keybaord in place of
         | the usual buttons.
        
         | newcup wrote:
         | The layout on a chromatic button accordion is surprisingly
         | similar to a keyboard.
         | 
         | This was quite straightforward to touch type with:
         | https://twitter.com/ykarikos/status/1038145486618861573
        
         | Maursault wrote:
         | > my analog accordion
         | 
         | Perhaps you were joking, and you made me smile, but there are
         | no "analog" instruments (save perhaps analog synthesizers),
         | because what could they be the analog of, or analogous to?
         | They're the real thing, not an analog of something. You meant
         | your _acoustic_ accordion. It would be very confusing to call
         | acoustic instruments analog, because even an electric accordion
         | or electric guitar or digital synthesizer still uses analog
         | electronics for amplification.
        
           | yetihehe wrote:
           | From wiki https://en.wikipedia.org/wiki/Analog_signal
           | 
           | > An analog signal or analogue signal (see spelling
           | differences) is any continuous signal representing some other
           | quantity, i.e., analogous to another quantity. For example,
           | in an analog audio signal, the instantaneous signal voltage
           | varies continuously with the pressure of the sound waves.
           | 
           | > In contrast, a digital signal represents the original time-
           | varying quantity as a sampled sequence of quantized values
           | which imposes some bandwidth and dynamic range constraints on
           | the representation.
           | 
           | > Analog devices are a combination of both analog machine and
           | analog media
           | 
           | So, in common scientific use, this is fine. You are speaking
           | of accordion analog, not analog accordion.
        
             | Maursault wrote:
             | I think you are confusing _sound_ , or vibration
             | propagating as an acoustic wave through a medium such as
             | air, which is what acoustic instruments produce, with
             | _signal_ , or the representation or analog of sound by
             | changing levels of voltages, what, say, a microphone would
             | produce, which is also electrically analog, or analog
             | electronics. An accordion produces sound as air flows past
             | vibrating reeds, producing sound acoustically. Acoustic
             | instruments have no signal if they have no electronics.
             | Thus, there is no accordion analog nor analog accordion
             | scientifically or otherwise unless you consider a digital
             | synthesizer's accordion-sound mode an accordion analog. If
             | so, the C64razy _digital_ accordion in the article is also
             | an analog of an acoustic accordion and an accordion analog.
        
               | yetihehe wrote:
               | I think you suffer from overpedantry and you are
               | confusing electrical signal with just signal.
               | https://en.wikipedia.org/wiki/Signal
               | 
               | > In signal processing, a signal is a function that
               | conveys information about a phenomenon.[1] Any quantity
               | that can vary over space or time can be used as a signal
               | to share messages between observers.
               | 
               | > In nature, signals can be actions done by an organism
               | to alert other organisms, ranging from the release of
               | plant chemicals to warn nearby plants of a predator, to
               | sounds or motions made by animals to alert other animals
               | of food.
               | 
               | Sounds are also signals. And using "analog" with
               | accordion is not strict technical term, it's layman's
               | term for "not digital". According to your usage,
               | Commodordion is not digital, because it emits sounds, not
               | numbers.
        
               | Maursault wrote:
               | > I think you suffer from overpedantry and you are
               | confusing electrical signal with just signal.
               | 
               | Tu quoque, ad hominem, and equivocation. "Signal" has
               | multiple distinct meanings. You are conflating homonyms
               | in equivocation, as well as attacking me personally while
               | arguing, "you too!" Not all signal, by the definition
               | you're conflating, is sound (such as semaphore, gesture,
               | facial expression and even pheromonal response), and by
               | the same vague definition, not all sound is signal (such
               | as Berkeley's tree falling), not unless it is
               | communication.
               | 
               | Context and semantics matter here. If we define sound as
               | signal and vice versa, then there is no literal
               | distinction between acoustic sound and analog signal,
               | creating ambiguity and confusion. In the context of audio
               | and sound, and from your own citation:
               | 
               | > in an analog audio signal, the instantaneous voltage of
               | the signal varies continuously with the sound pressure...
               | The term _analog signal_ usually refers to electrical
               | signals
               | 
               | A sound is also a a long, wide body of water that
               | connects two other bodies of water, but it would be
               | absurd and equivocating identical words of different
               | meanings to claim that acoustic sound is also a body of
               | water.
        
       | Grothendank wrote:
       | Yooo, his performance is immaculate, had me dancing to the
       | entertainer like it was 1913. Yeee!
        
       | MaintenanceMode wrote:
       | This is truly bananas and wonderful. As an "old" that had a
       | Vic-20 and a commie 64, this just warms the heart.
        
       | fancyPantsZero wrote:
       | This made my day. Absolutely magnificent! My hat's off to you
       | sir.
        
       | jrochkind1 wrote:
       | This is completely insane.
        
       | felipelalli wrote:
       | lol
        
       | otikik wrote:
       | This is amazing.
       | 
       | It heralds the coming of the Spectrophone and the Amiguitar.
        
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       (page generated 2022-10-22 23:02 UTC)