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Josh Horowitz

@joshuahhh.com
1.3K followers 161 following 390 posts

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Reposted by Josh Horowitz
Devamardeep Hayatpur @devamarh.bsky.social · 20/09/2026
Animated a figure from an old programming-by-demonstration paper :)
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Josh Horowitz @joshuahhh.com · 11/09/2026
the easiest way to get to this document is through my website, so I just download it every time. this is interesting. should my local file storage be more like a website? or is there a way of accessing this thing on the web that feels less like "downloading"?
"pbs-uist-2025-N.pdf" for N=0...9, basically
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Reposted by Josh Horowitz
POKEY THE PENGUIN @pokeythepenguin.bsky.social · 07/09/2026
I AM CHANGING THE NATURE OF HUMANITY....INTO FUN!!!
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Josh Horowitz @joshuahhh.com · 30/08/2026
San Francisco's a pretty crazy place.
Twin Peaks behind Eureka Valley, but it's all hallucinogenically distorted in the way I seem to like distorting things these days
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Josh Horowitz @joshuahhh.com · 29/08/2026
The verses in "Get Me Away From Here I'm Dying" follow a really simple prosody and then in the third verse they hit you with: Oh, that wasn't what I meant to say at all From where I'm sitting, rain Falling against the lonely tenement Has set my mind to wander IDK why but it takes my breath away.
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Reposted by Josh Horowitz
BayBayFriend @baybayfriend.bsky.social · 23/08/2026
A white kitty cat looks up at a red rose on a glass table. Text: Do you think it's bad to reach out for what you deserve.
Do you think the thorn of presumption stings, more than the flower of destiny enchants?
(no wrong answers only sad answers)
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Josh Horowitz @joshuahhh.com · 15/08/2026
BART timed transfers in Oakland are a wonder.
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Josh Horowitz @joshuahhh.com · 10/08/2026
In SF, hmu
my cool bike leaning against a cool log on a cool hill (Mt Sutro) in front of a cool city (San Francisco)
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Josh Horowitz @joshuahhh.com · 07/08/2026
pleased to report that I've made a version of Google Earth that kinda makes you feel like you have to puke
3D modeled view of the Palace of Fine Arts in San Francisco and adjoining Marina District, with the landscape rolled upwards in a way made famous by the film Inception, but hey it's not like they get to own that effect, it's a cool effect
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Josh Horowitz @joshuahhh.com · 05/08/2026
I'm in a weird place where for some reason (?) I think it's inappropriate to pass off AI-generated writing as one's own, but I see it absolutely everywhere now. So I wonder: is everyone trying to pull a fast one on me? or do they just have different standards of acceptable behavior and it's nbd?
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Reposted by Josh Horowitz
Devamardeep Hayatpur @devamarh.bsky.social · 26/07/2026
There are just three days left to submit to LIVE (we have extended the deadline to the 28th!) If you're looking for thoughtful feedback on new, experimental programming systems, please do consider submitting! Submissions can be short papers, web essays with embedded videos, or a demo video.
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Josh Horowitz @joshuahhh.com · 15/07/2026
just realized that I type "x" with my left index finger, resulting in a much larger hand motion than for any other letter. (I type "z" with my left ring finger.)
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Josh Horowitz @joshuahhh.com · 03/07/2026
design venting: Spotify made the top result of a search (1) look different than all the other results, (2) have a faded-out background so it looks especially irrelevant / skippable, (3) have its play button on the right side instead of the left, just to make sure your muscle memory is defeated.
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Josh Horowitz @joshuahhh.com · 01/07/2026
Strava on Android randomly closes when I'm recording an activity and doesn't record until I reopen it. I have all the battery things turned to "please don't close this". What do I do. 🥺
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Josh Horowitz @joshuahhh.com · 01/07/2026
I'm in NYC next week. Anyone know any good people/places/things there? (More specifically, good things for meeeeee?)
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Josh Horowitz @joshuahhh.com · 27/06/2026
"Museum exhibit" is an immersive, architectural medium. Most art in museums isn't native to this medium. It's transplanted via hermetic enclosures: frames on walls, plexiglass boxes on pedestals. "Installation art" really just means art meant for this medium, art that knows it's in a museum.
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Reposted by Josh Horowitz
nmbot @nmbot.bsky.social · 22/06/2026
A: sup?
B: nm u?
A: nm, just hiring someone to fix your computer
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Josh Horowitz @joshuahhh.com · 10/06/2026
Me literally every day
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Josh Horowitz @joshuahhh.com · 31/05/2026
idk why he had to stand waist-deep in an especially constructed manhole but I can relate
"Standing waist-deep in an especially constructed manhole, an engineer recently went through strange antics to obtain valuable sound data for acoustics research. Facing each point of the compass in turn, he moved a dial until a tone signal heard in one ear, through a telephone receiver, matched the apparent loudness of a distant loudspeaker heard with the other ear. The tests showed the response of the ear to sounds from various angles."
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Josh Horowitz @joshuahhh.com · 16/05/2026
"It’s OK to Want to Have a Good Time" has quickly risen to a key position in my personal canon: drops.dagstuhl.de/storage/01oa...
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Josh Horowitz @joshuahhh.com · 23/04/2026
This was a really fun project that came together beautifully. Great work @spiralganglion.com & co.! Here are two letters I made the night before the due date:
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Josh Horowitz @joshuahhh.com · 20/04/2026
Found in "Thinking Physics". Was Epstein very wrong or very silly? (FWIW, there IS an etymological connection here! "Calculus" comes from "calx", Latin for limestone. Then you use that to describe counting with stones, and weird rocky build-ups in the body.)
"The technique you used here for finding the distance traveled is the technique of Integral Calculus. Integral means to integrate or sum many small parts. Calculus refers to many very small parts or layers which build up to make the sum. The name comes from minerals which build up in layers such as the calculus which builds up on your teeth. As the dentist scrapes it it flakes off. Each flake is a layer."
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Josh Horowitz @joshuahhh.com · 09/04/2026
If you're a saxophone/EDM band in the year 2014 looking for a name, I recommend "Serengetidipitous".
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Josh Horowitz @joshuahhh.com · 09/04/2026
@notion.com indented list spacing rn fr
the first child is closer to the parent than the two children are to each other (vertically)
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Josh Horowitz @joshuahhh.com · 08/04/2026
All your life, You were only waiting for the snowman to arrive.
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Josh Horowitz @joshuahhh.com · 20/03/2026
Recurring pattern in math: embed X inside some kind of (X → Y) → Y (via the eval. map X → (X → Y) → Y), and then expand your view to more points of the codomain – "virtual elements of X": - distributions - Stone–Čech compactification - metric completion - continuations Q: More examples? A name?
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Josh Horowitz @joshuahhh.com · 19/03/2026
When there's a song on an album that has the same name as the album and there's a moment in the song when they say the name of the song (which is also the name of the album), it's very powerful. It feels like ley lines converging.
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Josh Horowitz @joshuahhh.com · 18/03/2026
I think there's a widespread issue where people map their experience interpreting poll numbers – 53% means you're probably going to win, 25% means no way in hell – onto prediction market odds – 53% means it's a coin flip, 25% means it's two coin flips. Maybe they'll figure it out eventually? 🤷
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Josh Horowitz @joshuahhh.com · 17/03/2026
It should be illegal to refer to a version of macOS by anything other than a number.
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Josh Horowitz @joshuahhh.com · 11/03/2026
You would think that internalizing a cutting critic of your own work and personality would help you get by in life but I haven't found this to be the case. 🤔
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Reposted by Josh Horowitz
Jon Bois @jonbois.bsky.social · 10/03/2026
about to grab some lunch
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Josh Horowitz @joshuahhh.com · 07/03/2026
unremittingly obsessed with Luca Tóth's "Vegan Mayo" after seeing it last weekend at @seasluganimation.bsky.social. it's a real novelty for me to have something stuck in my head and no way to relive it on demand! watching weird short films at festivals gives a rare taste of media scarcity. love it.
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Josh Horowitz @joshuahhh.com · 02/03/2026
I gotta do something about my doomstrolling
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Reposted by Josh Horowitz
Andy Matuschak @andymatuschak.org · 02/03/2026
Boston-area mutuals: I'll be giving the MIT HCI seminar this Tuesday at 4PM. I've got some open time on Wednesday morning—DM me if you'd like to chat! 👋
buff.ly
HCI Seminar - Andy Matuschak - Apps and programming: two accidental tyrannies | MIT CSAIL
Abstract:One of the personal computer revolution’s grandest dreams was that we'd all have not only our own computers, but that we’d also create our own dynamic media, exquisitely tuned to our own…
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Josh Horowitz @joshuahhh.com · 17/02/2026
Do you make drag-and-drop interfaces? Or do you wish you did, but they're just too hard? We're working on a new way to drag & drop! Wanna try it out? Join our study – we'll ask you about your drag-and-drop experiences, and get your hands on the prototype. Join here: forms.gle/J82tFtu6DqS8.... 🙏!
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Josh Horowitz @joshuahhh.com · 11/02/2026
someone made a webpage where the scrollbar is a little worm that does a scrunchy caterpillar walk when you scroll, and contents expand and contract accordingly. I love it but I can't find it anymore. anyone got a link? (it might have had some "would you still love me if I was a worm" branding?)
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Josh Horowitz @joshuahhh.com · 06/02/2026
I don't like cover pages on my PDFs so I made a li'l program to strip them from PDFs in my Zotero library uvx no-more-cover-pages github.com/joshuahhh/no-more-cover-pages/
no-more-cover-pages interface, showing thumbnails of annoying cover pages that no-more-cover-pages will helpfully remove for you
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Josh Horowitz @joshuahhh.com · 29/01/2026
"I'm not going to the party tonight." Normal person → "Same." New thing I'm doing → "Neither."
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Josh Horowitz @joshuahhh.com · 28/01/2026
Buds coming out. Feels good. Fuck ICE.
Close up shot of barren street tree, with small yellowish green buds just visible.
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Josh Horowitz @joshuahhh.com · 11/01/2026
Big divide forming between social UIs where time goes down and social UIs where time goes up. You need to decide which side you are on. You can't be neutral on a moving train.
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Josh Horowitz @joshuahhh.com · 09/12/2025
very interested in this fold rn
a surface folded at a right angle across a curved arc, garishly rendered in orange
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Josh Horowitz @joshuahhh.com · 06/12/2025
anyone know any Good Discourse on "what is programming anyway"? random examples of Good Discourse: - Melanie Hoff's "Always Already Programming" (gist.github.com/melaniehoff/...) & Lucy Keer's reflection on it (lucykeer.com/notebucket/a...) - PROGRAMme (programme.hypotheses.org)
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Josh Horowitz @joshuahhh.com · 03/12/2025
made a width-responsive pretty-printer with Prettier's "Doc" system. not sure I've seen this done before? it's nice! also I made "type" keys show up as sexpr-style heads, and "id" keys show up as a little hashtags. adapting notation to your own practices for ergonomics and concision is dope!
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Josh Horowitz @joshuahhh.com · 03/12/2025
I just realized, with a start, that you can't multi-select (shift-click, box-selection) multiple windows. what are we even doing here
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Josh Horowitz @joshuahhh.com · 19/11/2025
advertisement: do you want to talk to me about something you're working on / thinking about? ⭒˚.⋆ limited time offer ⋆.˚⭒ get in touch with me and we can talk! (offer available only while I remain alive.)
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Josh Horowitz @joshuahhh.com · 15/11/2025
CSS Q: Is it possible for a parent div to have two children A and B, so that the parent's width grows as A grows, but the parent's width is completely unaffected by B's width, which is constrained to be at most the parent's width (which in turn comes from A)? Ideally A and B are in a flex column.
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Josh Horowitz @joshuahhh.com · 01/11/2025
ashes to ashes, dollars to donuts
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Josh Horowitz @joshuahhh.com · 26/10/2025
Last 5 years (?) everyone's been making websites where when you scroll down new stuff fades in. It's so counterproductive and distracting and it makes me so mad so mad so mad. What is this called? Where's the blog post explaining how much it sucks that I can send to people who use it?
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Josh Horowitz @joshuahhh.com · 22/10/2025
Unnecessarortmanteau
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Josh Horowitz @joshuahhh.com · 20/10/2025
happy spooky season here is your pumpkin owl (www.artic.edu/artworks/633...)
Handle Spout Vessel in the Form of an Owl with a Gourd-Like Body, made in 100 BCE–500 CE by the Moche people of Peru
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