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Jonathan Edwards

@jonathoda

Dissident computer scientist

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18.08.2023
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Latest posts by Jonathan Edwards @jonathoda

“Everything is vague to a degree you do not realize till you have tried to make it precise.”
#BertrandRussell

17.02.2026 15:14 👍 15 🔁 5 💬 0 📌 1
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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.... 🙏!

17.02.2026 23:25 👍 118 🔁 21 💬 3 📌 1

If AI takes over coding do we become methodologists now? github.com/unclebob/emp...

17.02.2026 21:10 👍 0 🔁 0 💬 0 📌 0

What is the future of end-user programming research? AI can vibe disposable no-stakes code, but can it build long-lived multi-user software managing valuable state, without technical supervision? I disbelieve plain English can serve as a spec without full AGI. Many betting on that

16.02.2026 17:43 👍 13 🔁 3 💬 2 📌 0
Cityscape of Munich

Cityscape of Munich

Early registration for #prog26 ends Feb 20!
2026.programming-conference.org

Join us in Munich (Mar 16–19) for the art & science of programming!

Workshops: MoreVMs, PX/26, SCLIT, VIMPL, and Substrates.

Submit to the Substrates workshop until Feb 20:
2026.programming-conference.org/home/substra...

16.02.2026 10:21 👍 2 🔁 1 💬 0 📌 0
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Talking with @marianoguerra.org

14.02.2026 18:21 👍 4 🔁 1 💬 0 📌 0
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Cultures of Programming - A Companion Exhibition to the Book How interactions and disagreements between the different cultures of programming shaped programming concepts and methodologies that programmers use today, including programming languages, types and ob...

We created an exhibition to go along with my 𝐂𝐮𝐥𝐭𝐮𝐫𝐞𝐬 𝐨𝐟 𝐏𝐫𝐨𝐠𝐫𝐚𝐦𝐦𝐢𝐧𝐠 book! tomasp.net/cultures/exh...

It tells the story of how programming concepts methodologies emerge amidst clashes and collaborations between cultures.

🖼If you want to display this at your university or conference, let me know!

12.02.2026 13:26 👍 16 🔁 6 💬 0 📌 0

Vernor Vinge was a prophet

07.02.2026 19:00 👍 4 🔁 0 💬 0 📌 0

It seems the entire current tech stack will be the x86 (awful but who cares) for the post-human layer of programming.

07.02.2026 18:57 👍 3 🔁 1 💬 1 📌 0
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Workshop on Live Programming (LIVE) The 12th Workshop on Live Programming (LIVE 2026) will take place online. LIVE invites submissions of ideas for improving the immediacy, usability, and learnability of programming.

The LIVE Programming Workshop will be held online Oct 17. Submissions due July 21. liveprog.org

06.02.2026 21:43 👍 15 🔁 8 💬 0 📌 0
Substrates 2026 - Substrates-26 - ‹Programming› 2026 An increasing number of researchers see their work as interactive authoring tools or software substrates for interactive computational media. By talking about “authoring tools”, we remove the divide b...

Bring Your Own Substrate to Substrates-26. Submission deadline Feb 20. 2026.programming-conference.org/home/substra...

20.01.2026 18:11 👍 5 🔁 1 💬 0 📌 0

AI coding agents still need humans in the loop, so the bottleneck will still be human intelligence.

09.01.2026 03:03 👍 1 🔁 0 💬 1 📌 0
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The open access version of Cultures of Programming is now available online. Just in time for the holiday break!

Read it here: www.cambridge.org/core/books/c...

If you prefer a real book, use PETRICK26 for a 20% discount (valid until January 31) at: www.cambridge.org/9781009492348

19.12.2025 10:18 👍 42 🔁 13 💬 2 📌 1
Exhibition

Cultures of Programming Exhibition tomasp.net/cultures/exh...

16.12.2025 00:26 👍 2 🔁 0 💬 0 📌 0
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this too shall pass

15.12.2025 02:26 👍 1 🔁 0 💬 0 📌 0
PX/26 - ‹Programming› 2026 Welcome to the 12th Edition of the Programming Experience Workshop Abstract Some programming feels fun, other programming feels annoying. Why? For a while now the study of programming has forced i...

Some programming feels fun, other programming feels annoying. Why? Submit papers, essays, and demos to PX/26 by Jan 9 2026.programming-conference.org/home/px-2026...

12.12.2025 20:33 👍 8 🔁 3 💬 0 📌 0

Help me @disconcision.com you're my only hope

12.12.2025 19:04 👍 4 🔁 0 💬 1 📌 0

Formulaic papers and mechanistic reviews have been ruining research for a long time. I'm glad AI is giving it the final blow, so we can, again, focus on we're good at: debating whether something is important or not.

12.12.2025 14:58 👍 2 🔁 1 💬 1 📌 0

Time to face the final boss: structure editing 😱

12.12.2025 18:58 👍 7 🔁 1 💬 1 📌 0
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New paper with @tomasp.net. Baseline: Operation-Based Evolution and Versioning of Data alarmingdevelopment.org?p=1886

11.12.2025 16:24 👍 8 🔁 3 💬 0 📌 0
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What defines a correct program? What education makes a good programmer? The answer depends on what culture of programming you subscribe to!

This has been a long time in the making, but my open access book on the history of programming is available for pre-order!

www.cambridge.org/core/books/c...

09.12.2025 09:52 👍 85 🔁 24 💬 8 📌 1
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In the last part of my tiny systems course, we get to implement a tiny version of the world's most widely used programming language!

TinyExcel: www.youtube.com/watch?v=ghRA...

08.12.2025 22:16 👍 41 🔁 7 💬 1 📌 0
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The Philosophy of Copy and Paste I have a new paper out with Tomas Petricek: Interaction vs. Abstraction: Managed Copy and Paste, to appear at PAINT’22. [Demo video] I have mixed feelings about this work. I’ve been tal…

I love this idea! Related noodling: "Managed Copy and Paste": alarmingdevelopment.org?p=1653
Also see Variolite: dl.acm.org/doi/10.1145/...

08.12.2025 15:07 👍 1 🔁 0 💬 1 📌 0
Dynamic Dataflow Templating The missing function-like semantic for dataflow programming. Why? There is a reusability gap with notebooks (and spreadsheets for that matter). When you express a complex chain of computation, they bu...

The missing semantic in Dataflow languages: Dataflow Templating. Clone subgraphs as an analogue to function calling.

observablehq.com/@tomlarkwort...

07.12.2025 20:23 👍 3 🔁 1 💬 1 📌 0
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DWeb Seminar Talk Why is Collaborative Data Hard? (Is it?) Matthew Weidner DWeb Seminar 2025 Internet Archive, SF

More on this simple path to collaborative apps, as an alternative to the Operational Transform / CRDT rabbit hole, in my recent DWeb Seminar talk: docs.google.com/presentation...

05.12.2025 20:35 👍 7 🔁 1 💬 0 📌 0
Substrates 2026 - Substrates-26 - ‹Programming› 2026 An increasing number of researchers see their work as interactive authoring tools or software substrates for interactive computational media. By talking about “authoring tools”, we remove the divide b...

Software Substrates Workshop. Submission deadline Feb 20
2026.programming-conference.org/home/substra...

20.11.2025 03:53 👍 9 🔁 5 💬 0 📌 2
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Write your own tiny programming system(s)! - YouTube The goal of this course is to teach how fundamental programming language techniques, algorithms and systems work by writing their miniature versions. The cou...

I'm teaching 𝗪𝗿𝗶𝘁𝗲 𝘆𝗼𝘂𝗿 𝗼𝘄𝗻 𝘁𝗶𝗻𝘆 𝗽𝗿𝗼𝗴𝗿𝗮𝗺𝗺𝗶𝗻𝗴 𝘀𝘆𝘀𝘁𝗲𝗺(𝘀)! again. I'll be posting the videos & tasks on YouTube too.

In the first lecture, I explain what's a tiny system, why write one and show plenty of demos!

🎞️ Playlist: www.youtube.com/playlist?lis...
👉 More info: d3s.mff.cuni.cz/teaching/npr...

07.10.2025 21:18 👍 50 🔁 18 💬 1 📌 1

Submitted. Now what?

01.10.2025 17:30 👍 2 🔁 0 💬 0 📌 0
An Open Letter to Everyone I've Butted Heads With - Andrew Kelley

andrewkelley.me/post/open-le... via @stuffwithstuff.com

01.10.2025 17:28 👍 3 🔁 0 💬 0 📌 0
A split-screen figure shows a cross-reality collaborative space in Spatialstrates. The left side presents a first-person augmented reality (AR) view in a physical room, where a user interacts with floating 3D molecular structures, sticky notes, and analytics panels. A blue cursor line on a red sticky note represents a remote collaborator's position in 2D. The right side displays the same space in a 2D desktop interface, where 3D objects are flattened into a 2D layout: sticky notes and the analytics elements are having a very similar appearance compared to in 3D. The molecules have a different representation, displaying a table of atoms in the molecule instead. Black avatar icons indicate the projected position of the AR user's headset and controllers. The mouse cursor rests on the red sticky note.

A split-screen figure shows a cross-reality collaborative space in Spatialstrates. The left side presents a first-person augmented reality (AR) view in a physical room, where a user interacts with floating 3D molecular structures, sticky notes, and analytics panels. A blue cursor line on a red sticky note represents a remote collaborator's position in 2D. The right side displays the same space in a 2D desktop interface, where 3D objects are flattened into a 2D layout: sticky notes and the analytics elements are having a very similar appearance compared to in 3D. The molecules have a different representation, displaying a table of atoms in the molecule instead. Black avatar icons indicate the projected position of the AR user's headset and controllers. The mouse cursor rests on the red sticky note.

Next week I’ll be at ACM UIST 2025 in Busan, South Korea, where @maski89.bsky.social will be presenting our work on Spatialstrates. In this project, we address the gap between everyday laptop-based computing and immersive experiences with augmented or virtual reality headsets.

26.09.2025 15:46 👍 14 🔁 5 💬 1 📌 2