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Bobbie Chen

@bobbiechen.com
114 followers 198 following 237 posts

Product, platforms, UX, and more - writing about connections at digitalseams.com

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Bobbie Chen @bobbiechen.com · 05/09/2026
The undo tree is the most poweruser feature of all
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Bobbie Chen @bobbiechen.com · 13/08/2026
Solid pods but with more real users
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Bobbie Chen @bobbiechen.com · 16/07/2026
Scrapers were often poorly written even before LLMs, so now it's 99.999% dumb spaghetti
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Bobbie Chen @bobbiechen.com · 05/07/2026
Of course, heard of the memo via @stevesi.xyz's excellent Hardcore Software, a memoir of his time at Microsoft during the PC revolution.
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Bobbie Chen @bobbiechen.com · 05/07/2026
New blog post on the 1989 "Zero Defects" memo at Microsoft - there really are no new ideas in software engineering. digitalseams.com/blog/zero-de...
digitalseams.com
Zero-defects code: the prescient Microsoft memo from 1989 — Digital Seams
“We are not suggesting this is attainable on the first try, but we think we know how to get there.” There are no new ideas in software engineering, only ones we’ve learned and then forgotten. In 198...
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Bobbie Chen @bobbiechen.com · 28/06/2026
Digitizing some home VHS tapes makes me believe that the modern computer needs more satisfying noises.
A VCR with several VHS tapes, plugged into a capture card device. The tape inserted is labeled August 2001.
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Bobbie Chen @bobbiechen.com · 19/06/2026
Really great article from @aresluna.org with lots of keyboard/mouse interaction demos! aresluna.org/show-your-ha...
aresluna.org
Show your hands honor for the strange power they bring you
On designing finger-friendly interactions
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Bobbie Chen @bobbiechen.com · 16/06/2026
And Seth (@sethmlarson.dev): when we talked I was touched by how you described the inherent value of people and our relationships to each other. Thank you! digitalseams.com/blog/seth-la...
digitalseams.com
Seth Larson on making things — Digital Seams
You’ve probably used code touched by Seth Larson - he’s the lead maintainer for one of the most widely-used Python libraries, urllib3, and he works on open-source security at the Python Software Found...
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Bobbie Chen @bobbiechen.com · 16/06/2026
Nolen (@itseieio.bsky.social): as I wrote - whenever you post a new project, I feel like a kid on the playground again. Really glad we got to chat! digitalseams.com/blog/nolen-r...
digitalseams.com
Nolen Royalty on making things — Digital Seams
The internet feels smaller than it used to be, as fun stuff concentrates into a few mega-platforms. But it doesn’t have to be that way.  Nolen Royalty creates strange, fun new places and invites...
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Bobbie Chen @bobbiechen.com · 16/06/2026
Morry (wttdotm.com ): what a great conversation on bringing in stupidity - it's really changed the way I think about getting started digitalseams.com/blog/morry-k...
digitalseams.com
Morry Kolman on making things — Digital Seams
Morry Kolman’s art makes you laugh. Then it makes you think. He might be best known for Traffic Cam Photobooth , which uses the traffic camera infrastructure at intersections throughout New York Ci...
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Bobbie Chen @bobbiechen.com · 16/06/2026
Huge thanks to the folks I interviewed: Amit (@redblobgames.com): you inspired this project directly from a Bluesky thread a while back! Thanks for helping me see it through. digitalseams.com/blog/amit-pa...
digitalseams.com
Amit Patel on making things — Digital Seams
For decades, Amit Patel’s interactive explainers have been reference points for programmers, game developers, and curious people on the internet. Red Blob Games is one of my personal favorites.  ...
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Bobbie Chen @bobbiechen.com · 16/06/2026
Today, it has never been easier to create something, anything. But when given the opportunity, most people never do. So I interviewed four creators I admire, on how they make the exciting, creative, uniquely-personal things they do - and here's the result: digitalseams.com/blog/making-...
digitalseams.com
Making things: interview series — Digital Seams
When you can make anything, what do you choose? And why even try, when someone else is doing it better?
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Bobbie Chen @bobbiechen.com · 15/06/2026
New emoji proposal for the Unicode consortium
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Bobbie Chen @bobbiechen.com · 10/06/2026
Wow, those examples really are egregious! My first thought was something like non-constant time string comparison (something context dependent), not "turn off security features entirely on line 2"
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Reposted by Bobbie Chen
Adam Conover @adamconover.net · 15/05/2026
I’m sorry but “everyone is going to use AI to code their own apps” sounds like “everyone is going to learn HTML and code their own websites.“ like … have you met people? no they’re not
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Bobbie Chen @bobbiechen.com · 14/05/2026
We should register our UUIDs at everyuuid.com to avoid this problem :^)
everyuuid.com
Every UUID
A searchable list of every UUID v4 - scroll till you find a new favorite.
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Bobbie Chen @bobbiechen.com · 08/05/2026
Finally, a watermelon large enough for my love of watermelon
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Reposted by Bobbie Chen
wint @dril.bsky.social · 27/04/2026
why breed dogs with jaws large enough to tear through Flesh, when you could breed dogs with minds large enougj to tear through Fallacy.....
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Bobbie Chen @bobbiechen.com · 24/04/2026
On newer Macbooks, the trackpad has no physical bouncy parts at all. The haptic feedback is entirely controlled by software. I remembered this today because Docker ate all my RAM and I couldn't even feel my clicks while trying to kill it
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Bobbie Chen @bobbiechen.com · 22/04/2026
Snack for later
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Bobbie Chen @bobbiechen.com · 15/04/2026
History repeats itself. Were Allbirds ever that great? www.reuters.com/article/tech...
reuters.com
Long Island Iced Tea skyrockets after renaming itself Long Blockchain
Beverage maker Long Island Iced Tea Corp's <LTEA.O> shares jumped nearly 300 percent on Thursday after the company said it would rebrand itself Long Blockchain Corp, the latest U.S. firm to tap ...
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Bobbie Chen @bobbiechen.com · 01/04/2026
Didn't have time to do one this year but I'm enjoying this year's April Cools posts! www.aprilcools.club
aprilcools.club
April Cools' Club
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Bobbie Chen @bobbiechen.com · 25/03/2026
Probably I'd start by not polluting public platforms with useless AI spam in hopes of getting engagement. Shame on you, reported.
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Bobbie Chen @bobbiechen.com · 25/03/2026
a sad, warped, work ethic that only values capitalistic production. That person in the silly video was having fun. How often do we do that? Isn’t that the goal of all the work we do? To “make time” to, you know, enjoy life?" rulestolive.substack.com/p/rule-23-be...
rulestolive.substack.com
Rule #23: Be inefficient on purpose
Learn to be time rich instead of time poor
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Bobbie Chen @bobbiechen.com · 25/03/2026
Preach @berkun.bsky.social - "Our culture rewards us with status for never having time for things. We admire busy... When we see a silly video on social media, we often judge the creator by saying, “Well, that’s someone with too much time on their hands.” This is just Puritanical bullshit;
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Bobbie Chen @bobbiechen.com · 23/03/2026
In case you missed it, I converted my talk into a blog post! digitalseams.com/blog/phantom...
digitalseams.com
The Phantoms of the Fraudpera: an overview of anti-detection tooling — Digital Seams
This weekend, I gave a talk at BSides SF 2026 to a full theater at the Metreon AMC. This is that talk, as a blog post. It’s about the hidden ecosystem of attackers’ tools and how they factor into a...
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Bobbie Chen @bobbiechen.com · 23/03/2026
Great talk!
Movie theater. Serena stands at the speaker podium. The giant screen shows a title slide:

what happened to the lock icon?
bsides sf 2026 - serena chen
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Bobbie Chen @bobbiechen.com · 20/03/2026
A preview of my talk at #BSidesSF tomorrow! Looking forward to it :)
BSides The Musical (San Francisco 2026)

The Phantoms of the Fraudpera:
An Overview of Anti-Detection Tooling
Bobbie Chen / bobbie@digitalseams.com / @bobbiechen.com (Bluesky)
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Bobbie Chen @bobbiechen.com · 18/03/2026
Pretzels are a good snack of last resort, something that you won't eat normally so it'll be there when all other options are gone
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Bobbie Chen @bobbiechen.com · 15/03/2026
 Disco Elysium screenshot

RHETORIC [Heroic: Failure| - Alright, here we go. We're devoting all your available brain cells to coming up with a question about communism. Scratch that, to coming up with the question about communism, the alpha and omega of communism questions, and that question is: 

1. - (Whisper.) "Are tech employees bourgeois?"
2. - Oh god, that's bad. Surely I can think of something better.
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Bobbie Chen @bobbiechen.com · 09/03/2026
Happy birthday week!
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Bobbie Chen @bobbiechen.com · 06/03/2026
Thinking about this 2017 talk from @calebhearth.com today: Don't Get Distracted. calebhearth.com/dont-get-dis...
calebhearth.com
Don't Get Distracted
I’m going to tell you about how I took a job building software to kill people. But don’t get distracted by that; I didn’t know at the time.
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Bobbie Chen @bobbiechen.com · 24/02/2026
New sparkling water flavor !
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Bobbie Chen @bobbiechen.com · 20/02/2026
I once playtested my friend's video game, which used the Pavlok to shock you when you get hit. I got shocked a lot (they told me I was by far the worst playtester). It was a VR game, and I didn't realize I could look around. (Image via @genmon.fyi: interconnected.org/home/2026/02...)
Pavlok is a wrist band that gives you electric shocks by remote control:

    “I have been biting my nails for 25 years…I shocked myself every time I bit my nails… my husband had a good time shocking me when he caught me biting my nails… this helped with … quitting nail.”

Those ellipses… doing a lot of work… on… the “how it works” page. Also, husband.

    You know that friend who won’t eat Taco Bell anymore after she got a terrible case of food poisoning?

That’s how it works: "That’s aversive conditioning. We’ll help you use it to your advantage."

Well why not.

The wrist band also has an alarm clock function.
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Bobbie Chen @bobbiechen.com · 16/02/2026
"Today, they are choosing to invest this positive energy into a synthetic slop extruder. But tomorrow, they could invest it into their fellow human beings, if they chose to do so." productpicnic.beehiiv.com/p/corporatio...
productpicnic.beehiiv.com
Corporations demand perfection from workers, but AI gets unlimited slack.
LLM users have bottomless patience for inconsistent tools, and no grace left for their colleagues. What if we could flip it around?
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Bobbie Chen @bobbiechen.com · 16/02/2026
From the excellent @spavel.bsky.social: "The LLM experiment has taught us one thing: people are willing to tolerate error, explain themselves, collaborate, trust."
productpicnic.beehiiv.com
Corporations demand perfection from workers, but AI gets unlimited slack.
LLM users have bottomless patience for inconsistent tools, and no grace left for their colleagues. What if we could flip it around?
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Bobbie Chen @bobbiechen.com · 10/02/2026
You're absolutely right!
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Bobbie Chen @bobbiechen.com · 10/02/2026
Demo site: bobbiec.github.io/cistercian-f...
bobbiec.github.io
Cistercian Numeral Font
A font that renders numbers as medieval Cistercian numerals
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Bobbie Chen @bobbiechen.com · 10/02/2026
You know what's better than a font with 9,998 ligatures? digitalseams.com/blog/making-...
digitalseams.com
Making a font with 9,999 ligatures to display thirteenth-century monk numerals — Digital Seams
As the title implies, I just created a font that displays numbers in a compact format used by Cistercian monks . You can play with it on my demo site here :
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Bobbie Chen @bobbiechen.com · 03/02/2026
It's hard to imagine China needing to ban Tesla from the market considering the dominance of BYD and other EV brands there already.
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Bobbie Chen @bobbiechen.com · 28/01/2026
New startup idea
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Bobbie Chen @bobbiechen.com · 16/01/2026
I haven't seen it, but it would be similar to how "honeypot" hidden form fields are used to detect dumb bots. In general I think people are sensitive to false positives and conversion rate enough that they wouldn't serve a fake captcha unless it was already suspicious ("tarpits")
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Bobbie Chen @bobbiechen.com · 13/01/2026
We only use 33% of the traffic light, wake up sheeple
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Bobbie Chen @bobbiechen.com · 12/01/2026
I've seen "homecooked apps", via Robin Sloan www.robinsloan.com/notes/home-c...
robinsloan.com
An app can be a home-cooked meal
I made a messaging app for my family and my family only.
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Bobbie Chen @bobbiechen.com · 11/01/2026
George Dantzig core: "seemed to be a little harder than usual"
During his study in 1939, Dantzig solved two unproven statistical theorems due to a misunderstanding. Near the beginning of a class, Professor Spława-Neyman wrote two problems on the blackboard. Dantzig arrived late and assumed that they were a homework assignment. According to Dantzig, they "seemed to be a little harder than usual", but a few days later he handed in completed solutions for both problems, still believing that they were an assignment that was overdue.[4][6] Six weeks later, an excited Spława-Neyman eagerly told him that the "homework" problems he had solved were two of the most famous unsolved problems in statistics.[2][4] He had prepared one of Dantzig's solutions for publication in a mathematical journal.[7] 

From a Wikipedia screenshot
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Bobbie Chen @bobbiechen.com · 11/01/2026
Alternate-world person-tool etymology: Protractor used to be someone who made meetings drag on longer by considering new angles (some say this role still exists today) digitalseams.com/blog/compute...
digitalseams.com
Computers that used to be human — Digital Seams
Before Macs or mainframes, computers were people: a brief etymology of people becoming tools.
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Bobbie Chen @bobbiechen.com · 11/01/2026
in contrast to its modern casual meaning of "I guess". In dictionaries from the 17th century you'd see Computer defined as "Reckoner", like Leibniz's "Stepped Reckoner" calculator
en.wikipedia.org
Stepped reckoner - Wikipedia
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Bobbie Chen @bobbiechen.com · 11/01/2026
Wow, that's unexpected Anti vagueposting: Old French randir "to run fast" -> with great random "at great speed, with impetuousity" -> random "haphazard, lacking purpose" Just recently in blog research I learned "reckon" used to mean "calculate or compute" with financial or numerical precision,
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Bobbie Chen @bobbiechen.com · 09/01/2026
Everyone is a PM now (derogatory)
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Bobbie Chen @bobbiechen.com · 05/01/2026
How about you?
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