Jeffrey Emanuel

@doodlestein51k followers

Former Quant Investor | My Open Source Projects: | Try , my collection of agent coding tooling.

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Posts 31 posts

#	Date	Post	↓ Outlier	Views	Likes	Reposts	Bookmarks
1	Sep 5, '25	Recently, I've noticed people making a big deal about how we haven't yet seen massive disruption to job markets and knowledge work from AI, and so they're starting to doubt that it	71.7×	635k	1.6k	90	1.3k
2	Jan 25, '25	I wrote up all my thoughts on whether NVDA stock is finally a decent short (or at least not a good thing to own at this point). I’m a huge bull when it comes to the power and poten	63.8×	565k	940	98	918
3	Aug 30, '25	I wanted to read Henry Kissinger’s 400 page undergraduate thesis (it has an incredible first page), but really didn’t feel like dealing with a scanned PDF that’s annoying to read o	62.3×	552k	5.1k	423	4.9k
4	Jan 25, '25	You can read it here— let me know what you think:	61.9×	548k	1.3k	194	1.5k
5	Oct 10, '24	@ronrule People cared about race plenty during the Rodney King riots. And the OJ verdict was incredibly polarizing across racial lines. It’s easy to look back at the period with no	57×	505k	15k	202	96
6	Feb 22, '25	So much for Jevons paradox, huh? Maybe I was right after all. BTW, Satya basically confirmed this posture in the recent Dwarkesh interview. Zuck is probably doing the same too now	54.3×	481k	1.4k	138	798
7	Oct 31, '25	My coding agent workflow has really changed a lot ever since I gave them access to messaging so that they can directly communicate with each other. Now, I have one of them come up	44.8×	397k	1.4k	93	2.1k
8	Jun 6, '24	@simonsarris My guess is that it’s mostly exposure to the elements, predominantly the sun. Back then, it was more boring and uncomfortable to stay indoors during the day. Now, with	40.3×	357k	335	3	19
9	Nov 8, '25	This is simply a false rewriting of history through a feminist grievance lens. She may have taken the picture, but it was Francis Crick’s mathematical sophistication and knowledge	38.9×	344k	2.7k	149	478
10	Dec 14, '24	@___frye See Wolfram on snowflakes	37.3×	331k	4.9k	277	2.7k
11	Feb 21, '24	@stratejake You’re going to get in trouble from HR if they know who you are… no one is allowed to question this stuff. Complete clown show.	37×	328k	4.3k	14	23
12	Aug 17, '25	I’m absolutely convinced that the smartest AI models out now, GPT-5 Pro and Grok4 Heavy, are already smart enough, and surely knowledgeable enough about math and AI, to conceive an	32.5×	288k	783	34	207
13	Jul 27, '25	I have a feeling I'll soon be looking back at my Claude Code usage for the past month with pangs of nostalgia about how I managed to get over $13k and counting of inferences servic	30.5×	270k	1.3k	42	599
14	Mar 1, '25	OK, so now we know just how much more efficient DeepSeek is for inference in terms of total tokens per second processed. They are doing roughly 7-8x more tokens per second on an H-	29.9×	265k	1.8k	142	446
15	Oct 10, '25	So Python 3.14 finally came out for real yesterday. Finally removing the GIL (global interpreter lock), which allows for way faster multithreaded code without dealing with all the	26.8×	237k	2.3k	154	985
16	Oct 20, '25	DeepSeek just released a pretty shocking new paper. They really buried the lede here by referring to it simply as DeepSeek OCR. While it’s a very strong OCR model, the purpose of i	23.1×	204k	1.5k	162	885
17	Jul 3, '24	They are just really bad at software in general. Which is very lucky for the US, because the Japanese are really great at hardware, so if they could also do software well they woul	22.5×	200k	955	33	85
18	Mar 3, '25	If Hotz can actually pull this off and get the same performance via PyTorch as CUDA but without actually using CUDA, it opens the floodgates to alternative hardware (especially AMD	18.4×	163k	1.6k	76	375
19	Feb 25, '24	@fklein907 I mean it could be the first edition of the Richmond Lattimore translation from 1951. That would be rare and valuable, too.	17.5×	155k	389	4	16
20	Oct 12, '25	Public Service Announcement: You can greatly reduce the chances of something catastrophic like this (i.e., Codex or Claude Code deleting your project or files, wrecking your databa	16.2×	143k	362	12	540
21	Oct 27, '25	I finally got around to making a tool I've wanted for a long time: you can basically think of it as being "like Gmail for coding agents." If you've ever tried to use a bunch of ins	15.6×	138k	1.1k	68	1.4k
22	Jul 23, '24	@Howlingmutant0 Weird, the URL goes to a tristate Honda dealership website.	15.5×	137k	628	1	7
23	Sep 15, '24	@Duderichy It has been an absolute financial disaster for the publicly traded company that funded much of the equity, Ambase Corp (ABCP). They detail the saga in their 10-K:	15.3×	136k	493	13	155
24	Feb 27, '25	This new Paul Singer interview with the Norwegian pension fund guy is extremely good. What a brilliant investor and thinker. I loved hearing about him getting shellacked in the 197	15×	133k	948	33	698
25	Aug 3, '25	@signulll If fertility rates keep falling and immigration crackdowns keep going, the problem starts to sort itself out on a longer time frame.	14.4×	128k	522	2	22
26	Sep 16, '23	@TimKietzmann It’s because once a transformer starts generating tokens, it’s stuck with those tokens, so if it starts off on the wrong path through unlucky sampling, it has to stay	14.2×	126k	478	11	18
27	Feb 2, '25	@dyingscribe They deserve it. They had one job: to be the premiere place to incorporate a company, with no surprises, no shareholder unfriendly or founder unfriendly shenanigans, a	13.7×	122k	1.5k	20	17
28	Aug 11, '25	@JTGenter @Uber So glad I don’t live in a place like that. Must make all sorts of everyday interactions exhausting and annoying. They probably treat all sorts of contractual agreem	13.5×	119k	2.9k	31	59
29	Sep 3, '24	@FoxfordComics When Raja Raped Sallie	13.3×	117k	634	5	9
30	Sep 19, '25	I randomly came across this book in college and was totally mesmerized by it. First time I had seen a serious attempt to apply math to biology in an explanatory way, not just descr	12.3×	109k	3.1k	278	2.1k
31	Sep 16, '25	@alexchristy17 This is like 100x worse than I would have ever expected. Just telling obvious lies. I wouldn’t even expect this from AOC or Bernie, the basic denial of the truth tha	12×	106k	408	16	19
32	Nov 15, '25	How can one reconcile this description of Bohr with the common sense notion that IQ and crystallized intelligence is closely correlated with speed of thought and reaction time, to	11.9×	105k	606	35	450
33	Aug 15, '25	It sounds so stupid, but one of the biggest productivity hacks when using Claude Code with Opus 4.1 is this: after asking CC to implement a feature or fix a bug or whatever, and af	11.2×	99k	755	37	1.3k
34	Apr 25, '25	Examples of o3 lying through its teeth in a really concerning way. It’s constantly making absolutely outrageous claims about how much faster the code is after its revisions (it doe	10.8×	96k	620	24	175
35	Oct 6, '25	Total Sam Altman domination here. They have the best models, the best API, the best products, the best (or 2nd best) coding agent CLI, the best image generator (at following instru	10.4×	93k	1.1k	55	159
36	May 3, '25	It's wild how good OpenAI's o3 model is at translating Ancient Greek poetry. It does a way better job (while preserving the poetic structure) than you find from academics who spend	10.4×	92k	785	50	223
37	Aug 20, '25	@bitcloud lol that would be so uncomfortable after like 10 minutes, you’d probably get sores in your armpits. You need to be scorpion maxxing 🦂 🪑 (jk)	10.3×	91k	347	5	116
38	Nov 13, '25	Just read through the new LeJEPA paper by Yann LeCun and Randall Balestriero. I’ve been curious to know what Yann’s been working on lately, especially considering all his criticism	10.1×	89k	911	91	796
39	Nov 7, '25	Each release like this is such a compete humiliation and indictment of Meta, which pioneered open-weight LLMs with the first Llama model introduced in February of 2023. They’ve lik	9.6×	85k	604	30	107
40	Sep 2, '25	@thelawshorts That dude can’t poast for shit, though.	8.1×	72k	588	3	6
41	Mar 2, '25	@davidsacks47 This should have just been Bitcoin and nothing else. That’s the only choice that wouldn’t allow for cronyism and permanent impairments long term. Really disappointing	8.0×	71k	567	15	8
42	Mar 15, '25	@PaulSkallas Just in time to rack up massive student loan debt before the whole field implodes for new grads because of AI-driven productivity enhancements. Unless you can get into	7.5×	67k	413	6	34
43	Aug 21, '25	@pointed_max Obviously he could. He could be like von Neumann during the Manhattan Project, roaming around between different research groups and listening to them explain their pro	7.2×	64k	451	0	32
44	Feb 9, '25	@johnarnold They’ve gotten a negative reputation as a “vulture” for swooping into funds that have imploded (they did the same thing with Jeff Larson’s fund, Sowood Capital). But I	7.2×	63k	285	9	26
45	Nov 7, '25	A useful addendum to your AGENTS dot md or CLAUDE dot md file. First ask codex or claude code to install ast-grep for you if you don't have it already. It's pretty handy for system	7.1×	63k	786	39	1.3k
46	Mar 27, '25	OK, this is just getting ridiculous now. Jensen incinerating $250mm to help keep up appearances? “Just business as usual here guys, nothing to see here.” I guess the kind of people	6.7×	59k	265	20	51
47	Sep 10, '25	@BecomingCritter The funniest part is that she’s a charlatan. Not surprising though. Very smart people tend not be as wantonly cruel for no reason in my experience.	6.4×	57k	2k	17	59
48	Jan 7, '25	@WomanDefiner When you start missing student loan payments, your credit card bills should be automatically scanned for excessive foolish charges like Disney crap and automatically	6.3×	56k	308	6	10
49	Jan 29, '25	@Dan_Jeffries1 Those tricky and deceptive technical papers that are 100x more specific and transparent than anything from OpenAI! They can’t keep getting away with it!!	6.0×	53k	1.8k	50	57
50	Nov 18, '24	@LordCarsonEsq It’s a backlash against fads in favor of tradition. The old names have much more history behind them.	5.9×	52k	323	1	5
51	Nov 3, '25	Hard to not walk away from reading this without thinking that Mira manipulated Ilya because she was mad at Sam for “undermining her.” Considering that Ilya was shocked that employe	5.8×	52k	315	6	77
52	Aug 30, '25	Here it is:	5.7×	51k	970	92	1.3k
53	Aug 26, '24	@Larryjamieson_ Love how the excess mortgage proceeds are described as savings. Savings that you have to pay back!	5.6×	50k	343	1	3
54	Aug 4, '25	Why do I get the feeling that this is more about Cloudflare being able to insert itself as the middleman so that it can attempt in the future to take a cut of any micro-transaction	4.9×	44k	335	20	42
55	Aug 30, '25	You can see that it’s much nicer to read on a phone now: Would be awesome to automatically apply this process to every single book on Google Books or the Internet Archive that’s ou	4.5×	40k	509	21	108
56	Jan 25, '25	@teortaxesTex Wow, that’s better than 99% of the poetry published by the New Yorker	4.3×	38k	247	3	4
57	Aug 12, '25	After several more days of intense usage of GPT-5 via Cursor and via the GPT-5 Pro model in the web app, I stand by everything I said about it being a much smarter model and better	4.3×	38k	290	19	95
58	Dec 5, '23	@LHSummers This won’t stop until the money spigot turns off completely from wealthy alumni. And the board of trustees should be more aggressive here before the damage to the school	4.1×	36k	262	7	4
59	Oct 17, '24	@zestular DEI policies handed them massive power at big tech companies. It also tended to be one of the main areas where diversity hires landed, because you don’t actually have to	4.0×	36k	265	4	9
60	Dec 27, '24	@MTabarrok I love how taxpayers squander billions on the FDA and USDA and FTC and on and on, yet they’ve all been completely asleep at the switch for years during this burgeoning p	4.0×	35k	268	7	14
61	Nov 23, '24	@charlesmurray Make a school that has a hard cut off of 1450 on the SAT and which will take a chance on kids with lower high school GPAs and you’ll get a way smarter and more inter	4.0×	35k	622	15	21
62	May 18, '25	@datagenproc Perhaps this explains my visceral disgust and dislike towards Stephen Colbert. Who let that Cagot get a TV show? We need to bring back pariah status for him.	3.9×	34k	341	8	37
63	Oct 29, '25	Seeing all these posts despairing about how Codex is suddenly much less good for some reason, and the similar posts a couple months ago about Claude Code reminds me of an anecdote	3.6×	32k	377	27	127
64	Aug 24, '24	@iuliabaltoi It’s by far the most bang for the buck of any service in my view. Being able to have it run in the background and no adds is huge. Downloading videos to your phone wou	3.5×	31k	529	3	5
65	Oct 20, '25	@nearcyan Surprising that they don’t have a notable competitor doing the same thing. Even with more expensive magnetic bearing quiet fans like those from Corsair, you could underse	3.5×	31k	379	2	17
66	Jan 17, '25	@buccocapital Their general counsel and outside law firm that signed off on the contract should resign in disgrace.	3.3×	30k	302	5	2
67	Aug 3, '25	@signulll Yep, depressing as hell. And many adults in Japan have experienced this issue where they inherit a house from some older relative and they literally don’t want to deal wi	3.3×	30k	282	3	17
68	Sep 15, '23	@TuckerCarlson This man is such a breath of fresh air. His arguments are simple and powerful, rooted in the most basic principles. We need more politicians who read and reference H	3.3×	29k	528	26	2
69	Feb 27, '25	@aidenybai That was apparent after like 2 hours of trying to use it for any real project and realizing that it was just boilerplate and leaky abstractions that obfuscated and got i	3.3×	29k	525	9	33
70	Nov 3, '25	@jacobin This is actually quite funny. You guys thought this was some kind of clever, witty hypothetical that proved your point about wealth inequality. But you’re so economically	3.2×	28k	259	1	6
71	Mar 5, '25	@MartinShkreli @AnthropicAI Lol. A great vscode extension would be a hyper optimized, super tiny local LLM that just does one thing: checks your code for fake placeholders inserted	3.1×	28k	345	9	56
72	Apr 17, '24	@simonw is super cheap. It’s basically a marketplace of random people with GPU enabled machines. Use one of their docker image templates with PyTorch and Cuda 12 and it’s quite fas	3.1×	28k	248	8	265
73	Oct 13, '25	@johnarnold This is one of those things that has been obvious to anyone who understands economics for years but somehow comes as surprise to many people. No, it’s not some kind of	3.1×	27k	331	9	10
74	Mar 4, '25	@sama I think it’s a mistake. As soon as you start metering everything on a granular basis, users second guess every usage and often conclude it’s not worth “wasting their precious	3.0×	27k	387	2	8
75	Mar 9, '24	@githii The cops should have personally been ordered to pay as much of that $1.5mm as possible, even if it drives them into personal bankruptcy, with the county covering any shortf	3.0×	26k	304	12	1
76	May 7, '25	The new update to Gemini 2.5 Pro is awesome. It’s totally incredible to me that I can now dump 2 megabytes of code (36.5k lines of mostly Python and some HTML/JS) and it can do a r	2.9×	25k	319	15	45
77	Sep 12, '25	@DanielMael @nytimes That reporter should be terminated and shunned by the industry. Either they acted with malicious dishonesty, or they’re so incompetent and lazy that they have	2.5×	23k	643	39	12
78	Oct 8, '25	@spikedoanz If AI weren’t a thing, some of that capital would be invested in other things, so it’s not all that meaningful. But it would certainly be way less capital being investe	2.4×	22k	314	0	2
79	Nov 8, '25	The worst part is that this nonsense is now being parroted back by AI models like Claude unless you know enough to push back on them. Scary for the future, when more and more peopl	2.4×	21k	801	25	49
80	Feb 26, '25	@maharshii You can tell these guys are having fun and trying to impress each other, like the early hackers at MIT staying up all night to pull something off. Obviously there’s big	2.3×	20k	646	4	29
81	Dec 28, '24	@vikhyatk Isn’t it sort of pointless nowadays when ChatGPT can instantly give you this from the image? And could handle any twist you might add to it to change it up so it’s not re	⚡ 2.0×	600k	357	4	206
82	Sep 28, '25	@PstafarianPrice It’s also not even accurate on the margin. That flight is still flying even if you don’t book the ticket. And they’ll try to fill the seat one way or the other thr	2.0×	17k	429	7	9
83	Aug 4, '24	@83dollaroring It literally merges with bone over time, allowing people to become cyborgs with their skeletal implants.	1.9×	17k	286	3	5
84	May 7, '25	@wanyeburkett It’s like when they forced all cops to wear body cams, thinking that this would finally reveal their brutal and capricious nature to all. Then it turned out that they	1.8×	16k	662	30	23
85	Nov 22, '24	234: If a shipbuilder builds a boat for someone and does not make it strong, and the boat sinks or is damaged, the shipbuilder must compensate the owner for the boat. 235: If a sai	1.8×	16k	359	15	55
86	Mar 29, '25	I have a new baby, which is cool (3rd girl, send help!). If you’re on the fence about having kids, I highly recommend it.	1.7×	15k	298	4	6
87	Aug 12, '25	@patrickc Seems to be very evidently the reaction to vast amounts of immigration, mostly of people who hold opposing cultural values and who disproportionately put pressure on an a	1.7×	15k	366	3	8
88	May 18, '23	@ID_AA_Carmack Don’t let all these scolds get you down. I suggest you mute all the people in this thread who are condescendingly telling you how they need to have a talk with you,	1.3×	12k	316	3	1
89	Dec 27, '24	@WillManidis They should also use those co2 monitors because I’m convinced that older schools have crazy high levels from the heating systems and it literally lowers IQ by a few po	1.3×	11k	253	0	6
90	Sep 7, '24	@Molson_Hart Trial by jury starts to really break down when the average IQ of the jury pool dips below a critical threshold where people can’t understand basic common law principle	1.2×	11k	406	10	12
91	Nov 21, '22	@TheWorthyHouse @elonmusk I’m broadly sympathetic to the overall point here (ie, that it wouldn’t be hard for Musk to dramatically improve Twitter’s margins and ebit), but this ana	1.2×	0	467	8	2
92	Sep 21, '23	@FischerKing64 Sowell did write an autobiography, but had the good grace to wait until he was 70 years old. It’s also a great read. He actually did overcome adversity, and was a sc	1.2×	11k	226	8	3
93	Jul 3, '24	@jonatanpallesen It’s very dramatically higher than that if you really include all second and third order costs. And hard to even put a price on the total collapse of social trust	1.2×	10k	297	10	12
94	Jul 19, '24	@micsolana That’s rich coming from Nigeria. The whole world would be better off simply blocking all internet traffic to/from Nigeria. Fewer scams. If it were done at the Telco leve	1.1×	10k	307	1	8
95	Oct 5, '25	@IterIntellectus It also shows that your typical teacher is really bad at teaching smarter kids. Which makes sense given that education majors have among the lowest SAT scores of a	1.1×	10k	277	13	16
96	May 11, '25	@aphysicist I like the idea of just busting it out in a group setting and asking people to hold still. They probably assume you’re taking a photo of some kind. Then you announce to	1.1×	10k	239	2	4
97	Jan 31, '25	@pitdesi That one decision by that one judge acting recklessly and politically will end up costing the state of Delaware many billions of dollars of forgone tax revenue over the ne	0.9×	8.3k	246	2	4
98	Dec 16, '24	@SciGuySpace Does ULA only employ Redditors? It’s always so jarring when posts are dripping with condescension while simultaneously being deeply retarded.	0.8×	7.5k	619	3	2
99	Apr 29, '25	@Nexuist It’s usually caused by high information asymmetry and high frictional costs, and it’s totally rational. The cost of a bad hire is so extreme in terms of lost time and ener	0.8×	6.9k	341	1	16
100	Jan 29, '25	@xlr8harder You just know braindead decel losers will see this and instantly repeat it on threads or IG stories to virtue signal about the environment (while expressing their scorn	0.8×	6.7k	238	1	7

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