Matt Keeter
@mattkeeter.com
✨ Weird CAD and graphics research
⚙️ Embedded software and Rust
🌎 Cambridge, MA
🏠 mattkeeter.com
⚙️ Embedded software and Rust
🌎 Cambridge, MA
🏠 mattkeeter.com
Pinned
Matt Keeter
@mattkeeter.com
· Mar 12
Implicit Surfaces & Independent Research
YouTube video by Matt Keeter
www.youtube.com
hello my talk is online now and you can watch it
www.youtube.com/watch?v=UxGx...
(it's pretty good IMHO)
www.youtube.com/watch?v=UxGx...
(it's pretty good IMHO)
Important local news:
The small alligator, spotted along the Charles River in Boston multiple times this week, has been rescued and delivered to safety, wildlife officials in Massachusetts said Thursday.
Small alligator rescued in Boston after slithering into the city's heart on social media
The small alligator, spotted along the Charles River in Boston multiple times this week, has been rescued and delivered to safety, wildlife officials in Massachusetts said Thursday.
www.wbur.org
November 13, 2025 at 6:56 PM
Important local news:
ah yes, the well-known "branch on [incoherent sputtering noise]" instruction
November 12, 2025 at 8:03 PM
ah yes, the well-known "branch on [incoherent sputtering noise]" instruction
shout-out to the 55-year-old woman in Southern California who has joined "the #1 dating site for single parents" using my email address
November 11, 2025 at 6:32 PM
shout-out to the 55-year-old woman in Southern California who has joined "the #1 dating site for single parents" using my email address
what
just learned python typing invented a new kind of voldemort type, one which when named doesn't actually name it
`float` and `int` are two distinct types
but if you write `x: float` that actually means `x: float | int`. but if you write `x: float | int` that means `x: float | int | int`...
`float` and `int` are two distinct types
but if you write `x: float` that actually means `x: float | int`. but if you write `x: float | int` that means `x: float | int | int`...
November 11, 2025 at 2:17 PM
what
"The R290 ATW Heat Pump features Fairland's built-in AIoT service for self-managed performance."
ah yes, the Artificial Intelligence of Things
ah yes, the Artificial Intelligence of Things
Holy shit. This company claims it has developed an air-source heat pump with a COP of *7* (3-5 is considered good). For you non-nerds, that basically means it produces 7 units of heat for every unit of electricity it consumes. How are they doing it? You're not gonna like this answer, but: it's AI.
Fairland COP7 R290 ATW HeatPump - The Future of AI HeatPump
/PRNewswire/ -- As gentle heat wraps around you, you walk barefoot to bathroom and enjoy an instant hot shower—no waiting, no cold shock. Every corner indoors...
www.prnewswire.co.uk
November 11, 2025 at 1:46 AM
"The R290 ATW Heat Pump features Fairland's built-in AIoT service for self-managed performance."
ah yes, the Artificial Intelligence of Things
ah yes, the Artificial Intelligence of Things
Reposted by Matt Keeter
I love that the Boston cop slide never got fixed and now people just willingly go down it in tribute. It’s basically a national landmark at this point
November 8, 2025 at 6:15 AM
I love that the Boston cop slide never got fixed and now people just willingly go down it in tribute. It’s basically a national landmark at this point
Due to an unfortunate typo, I am participating in a “Get Out The Goat” program on this Election Day.
November 4, 2025 at 3:47 PM
Due to an unfortunate typo, I am participating in a “Get Out The Goat” program on this Election Day.
action shot from this weekend’s climbing competition
November 2, 2025 at 2:19 PM
action shot from this weekend’s climbing competition
Reposted by Matt Keeter
tired of databases?
try 100,000 tiny json files in a directory
you will certainly not regret 100,000 tiny json files in a directory
try 100,000 tiny json files in a directory
you will certainly not regret 100,000 tiny json files in a directory
October 31, 2025 at 5:15 PM
tired of databases?
try 100,000 tiny json files in a directory
you will certainly not regret 100,000 tiny json files in a directory
try 100,000 tiny json files in a directory
you will certainly not regret 100,000 tiny json files in a directory
after years of painstaking research, scientists have constructed the Worst Possible Slate for Cambridge City Council elections
October 30, 2025 at 4:53 PM
after years of painstaking research, scientists have constructed the Worst Possible Slate for Cambridge City Council elections
jumpscared by my own research paper appearing halfway down this blog post
A blog post from last year, which I never posted here —
Bytecode VMs in surprising places
→ dubroy.com/blog/bytecod...
Bytecode VMs in surprising places
→ dubroy.com/blog/bytecod...
October 29, 2025 at 11:47 PM
jumpscared by my own research paper appearing halfway down this blog post
Reposted by Matt Keeter
My "All postmortems are blameless, but this one is especially so" T-shirt has people asking a lot of questions already answered by my shirt.
October 28, 2025 at 11:06 PM
My "All postmortems are blameless, but this one is especially so" T-shirt has people asking a lot of questions already answered by my shirt.
![Screenshot of a Reddit post with the title "How do people pronounce Dorchester?"
The text of the post reads
I was traveling to Boston and wondered how the locals refer to the area of Dorchester.
I've heard Worcester is pronounced "wuh-ster" so I was wondering if there was something similar like "Dooh-ster"
Please forgive my ignorance.
[there are 377 comments]](https://cdn.bsky.app/img/feed_thumbnail/plain/did:plc:sgqw2zixdcjtjjhrm4bw64ny/bafkreiadugbchbagfdb6gdxqedo7hwp6x4ujkaaqhhfenwtpjmfqcjiru4@jpeg)
This kind of dense, walkable, mixed-use ballroom is illegal to build in most American cities.
i was against Trump tearing down the East Wing until i learned that the ballroom would have 730 units of low-income senior housing
October 25, 2025 at 10:32 PM
This kind of dense, walkable, mixed-use ballroom is illegal to build in most American cities.
“Call of Duty: Hallucinatory Fever Dream” looks incredible
Oh my god some fucking tech dingdong posted this on Twitter with the caption "AI games are going to be amazing" totally seriously, you have to watch it. You have to. In full screen.
October 24, 2025 at 3:53 PM
“Call of Duty: Hallucinatory Fever Dream” looks incredible
find yourself a nemesis who hates you as much as Claude hates strcpy being used in curl
October 22, 2025 at 10:43 PM
find yourself a nemesis who hates you as much as Claude hates strcpy being used in curl
Isaac Chotiner strikes again
npr: so, no kings
tyrannosaurus rex: yes
npr: how shall I put this
trex: this interview is over
tyrannosaurus rex: yes
npr: how shall I put this
trex: this interview is over
A dinosaur talking with an NPR producer.
October 18, 2025 at 11:03 PM
Isaac Chotiner strikes again
dudes rock
it's so good, i just devoured the whole thing, it's 68 pages of competence porn
media.defense.gov
October 18, 2025 at 1:02 PM
dudes rock
this is what peak performance looks like
few minutes of work and...
yes, the where clause looks nuts, but it makes it just goddamn work, and all the types you'd toss in here satisfy it.
yes, the where clause looks nuts, but it makes it just goddamn work, and all the types you'd toss in here satisfy it.
October 16, 2025 at 8:08 PM
this is what peak performance looks like
Every day, Github's UI finds new ways to surprise and delight me.
October 14, 2025 at 2:46 PM
Every day, Github's UI finds new ways to surprise and delight me.
oh no, the engagement-farming Resistance Liberals have found my dog picture
October 13, 2025 at 12:28 PM
oh no, the engagement-farming Resistance Liberals have found my dog picture
I’m always saying this
people will be like "im not a spin lattice in a network, flowing toward lowest energy as the external field and temperature allows!" and then affectively polarize based on some stuff someone at the domain wall of their social graph says to them
October 12, 2025 at 10:07 PM
I’m always saying this
“Do you know how fast you were going, sir?”
October 12, 2025 at 4:07 PM
“Do you know how fast you were going, sir?”
this is a sign of a high-quality project, right?
October 10, 2025 at 12:58 PM
this is a sign of a high-quality project, right?