The Ledger

Every statement that passed quotation and attribution checks. Mix any filter with any other: certainty 1/5, debate potential 5/5, or both at once.

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why aren't all 128 resolved? a statement only gets an assessment when the public record can support or contradict it. opinions and what-ifs never can, and 1 checkable ones are still open, waiting for their date. predictions held up or didn't; assertions are supported or contradicted. on every card: ▮▮▮▮▮ certainty · ▮▮▮▮▮ debate potential. speakers are clickable

Opinion
Skates: Google is the worst B2B company of all time
“I think that Google is the worst B to B company of all time, and there's an incredible opportunity to compete with them.”
Spencer Skates Dec 3, 2025 ▶ 26:42 How Amplitude Went From Skeptics to “All In” on AI · Y Combinator
Opinion
Srinivas: Autonomous mobile AI agents can only be built inside web browsers
“And agents can only be built with a browser. I, I'm very, like, convinced about that vision, that if you want to have a mobile agent, That you can actually build and implement without being restricted by whatever OS rules that Apple or Google sets in terms of …”
Aravind Srinivas Jul 11, 2025 ▶ 36:10 Aravind Srinivas: Perplexity's Race to Build Agentic Search · Y Combinator
Assertion Partly supported
Srinivas: Google possessed only fourth or fifth best AI models in 2023-2024
“And 2024, 20 23 especially, and large part of 2024 too, Google had like, maybe a fourth or fifth best models at any moment. So as a startup outside Google, you had access to AI that was better than what Google internally had.”
Aravind Srinivas Jul 11, 2025 ▶ 13:06 Aravind Srinivas: Perplexity's Race to Build Agentic Search · Y Combinator
Insight
Caldwell: Ex-Google executives join early startups because they underperformed or misunderstood reality
“What usually happens is they either are, either they joined your startup because they're, they weren't doing well. I'm trying to think of a nice way to say it. Either there's a reason they joined your startup and left Google, or they had expectations that you …”
Dalton Caldwell Jan 11, 2023 ▶ 19:10 The Secrets To Setting Smarter Goals · Y Combinator
Opinion
Doctorow: Big Tech's calls for regulation are bids for state monopoly
“And, you know, Facebook is positioning itself to become a state monopoly like the Bell system was, as is Google, as is Apple, right? All of these companies, they want to be, when they say, please regulate us, right? When they say, please make rules to tell us …”
Cory Doctorow Nov 27, 2019 ▶ 27:40 Cory Doctorow and Joe Betts-Lacroix on Adversarial Interoperability · Y Combinator
Insight
Jeff Dean: AI agents can run autonomously for days or weeks
“Probably one thing is people don't quite realize how possible it is to have, you know, agent based systems that can run not just for an hour or two hours on a problem you care about, but for some problem domains and with highly capable models underlying them, …”
Jeff Dean Jul 30, 2026 ▶ 4:56 Jeff Dean: The 1% Rule for Building in AI · Y Combinator
Prediction Not checkable as stated
Diana Hu: AI's future Google- and Facebook-scale startups have not started yet
“Startups like the future Facebook or the future Google are yet to be started because those come in in the deployment phase, because right now I think these things, things are still getting built up.”
Diana Hu Dec 22, 2025 ▶ 14:13 The Truth About The AI Bubble · Y Combinator
Opinion
Srinivas: Google rebrands and announces the same AI search features every year
“The same feature is being launched year after year after year with a different name, with a different VP, with a different group of people, but it's the same thing. Except maybe it's getting better, but it's never getting launched to everybody.”
Aravind Srinivas Jul 11, 2025 ▶ 14:26 Aravind Srinivas: Perplexity's Race to Build Agentic Search · Y Combinator
Insight
Srinivas: Google's ad model disincentivizes providing direct search answers
“If you get direct answers to these questions with booking links right there, how are you going to mint money from booking and Expedia and Kayak and like, you know, all like same, same, same thing for shopping. How are you going to take money from Amazon and li…”
Aravind Srinivas Jul 11, 2025 ▶ 12:36 Aravind Srinivas: Perplexity's Race to Build Agentic Search · Y Combinator
Insight
Inference-time search gives startups a structural advantage over Google's legacy index
“There's one way of doing these things where we go to each of these domains and like try to build an index of it and put it into specific formats like tables and then have the LLM, like read that. In a structured language of SQL, or you could do the other way w…”
Aravind Srinivas Feb 21, 2025 ▶ 10:54 How To Build The Future: Aravind Srinivas · Y Combinator
Opinion
Google has better consumer product taste than both OpenAI and Anthropic
“Out of the list you mentioned, Google is the only company that actually has the product taste to do this.”
Aravind Srinivas Feb 21, 2025 ▶ 31:29 How To Build The Future: Aravind Srinivas · Y Combinator
Prediction Open · timeframe Feb 2030
Search industry revenue must decline as users shift directly to AI agents
“Search revenue has to go down in a world where people are just directly talking to AIs and agents are doing stuff for them.”
Aravind Srinivas Feb 21, 2025 ▶ 32:43 How To Build The Future: Aravind Srinivas · Y Combinator
Opinion
Google cannot replicate Perplexity directly on its cluttered search homepage
“They cannot make this exact product on the Google homepage. It's so hard to know when a query is purely informational or not, and then the Google search page is already, like, so cluttered, that's the answer box, the knowledge panel,”
Aravind Srinivas Feb 21, 2025 ▶ 16:29 How To Build The Future: Aravind Srinivas · Y Combinator
Prediction Not checkable as stated
Whoever builds a billion-user AI query orchestrator will become the next Google
“That sort of router, that, that orchestrator, I think that's the hardest thing to build, and whoever builds that, and can operate that at a scale of billion users, and also knows how to monetize, like, some of those queries really well, is going to be the next…”
Aravind Srinivas Feb 21, 2025 ▶ 30:10 How To Build The Future: Aravind Srinivas · Y Combinator
Assertion Not checkable as stated
Lieb Secretly Designed Google Photos Despite Orders to Build Google+
“I kind of just didn't do what my bosses asked me to do. And it created a ton of conflict. I was definitely not the model employee. I just kind of did it on the back burner. I would go every day and do my day job, and then in the afternoon, I'd go spend some ti…”
David Lieb Dec 18, 2024 ▶ 11:45 How David Lieb Turned a Failing Startup Into Google Photos | Backstory · Y Combinator
Insight
Tan: Foundation model giants won't build vertical applications due to inefficiency
“If you treat OpenAI as the Google of the next 20 years, you want to invest in Google and all the things that Google enabled, like Airbnb. Google could do Airbnb, it probably won't. Just from, like, I don't know, Coase's theorem of the firm, probably. It's just…”
Garry Tan Nov 1, 2024 ▶ 20:53 The 10 Trillion Parameter AI Model With 300 IQ · Y Combinator
Insight
Buchheit: Building mega-scale companies requires riding exponential shifts, not just working harder
“It, I don't think it's that you're smarter necessarily. It helps to be smart. It isn't that you're harder working. Like there's a limit to how hard you can work. What I think necessarily to get to that point, you're sitting on top of a big exponential change i…”
Paul Buchheit Oct 24, 2018 ▶ 42:06 The Path to $100B by Paul Buchheit · Y Combinator
Prediction Not checkable as stated
Garg: The company cracking food personalization will win the sector long-term
“I still today think that the power of personalization, what Amazon brings to e-commerce and what Netflix and Spotify bring to movies and music. That level of personalization has not taken off in food. And just like Google with search, the company that cracks i…”
Ooshma Garg Sep 8, 2018 ▶ 18:13 A Conversation with Ooshma Garg - Moderated by Adora Cheung · Y Combinator
Prediction Not checkable as stated
Benet: Ethereum could reach Google or Apple valuations in 5-10 years
“So if Ethereum continues to be useful five, 10 years from now, you're going to have, and continues to accrue continues to grow, right? So if Ethereum becomes more and more successful, continues to solve a whole bunch of problems, then an ether is going to be w…”
Juan Benet Jul 1, 2017 ▶ 1:04:51 IPFS, CoinList, and the Filecoin ICO with Juan Benet and Dalton Caldwell · Y Combinator
Insight
Bryant Chou: Generating mass AI websites does not build Google authority
“You can't create a hundred websites and then expect Google to think that, Hey, you're an authoritative source and just creating content for content's sake is not the goal.”
Bryant Chou Jun 19, 2026 ▶ 35:22 The Age Of The 40-Year-Old Solo Founder Is Here · Y Combinator
Assertion Not checkable as stated
Lieb: Google Photos operates at a 90-plus percent gross margin
“And it turns out it's like a 90 plus percent margin.”
David Lieb Sep 16, 2025 ▶ 24:15 Aaron Levie: Why Startups Win In The AI Era · Y Combinator
Prediction Not checkable as stated
Masad: The AI ecosystem will be driven by multiple specialized expert agents
“I think multiple agents. And the reason I think that's true is because let's, let's say I'm someone with true, unique, Domain expertise. Let's say I'm a lawyer who is top in the world at solving certain cases that, that are very rare. And so I have this domain…”
Amjad Masad Sep 12, 2025 ▶ 26:22 The Future of Software Creation with Replit CEO Amjad Masad · Y Combinator
Insight
Srinivas: Forcing AI on massive mainstream user bases is difficult
“There are a lot of people in the world who hate AI, by the way, so I think just throwing AI down people's throats on such a, you know, massive distribution area is not easy.”
Aravind Srinivas Jul 11, 2025 ▶ 33:48 Aravind Srinivas: Perplexity's Race to Build Agentic Search · Y Combinator
Disclosure
Altman: Never Looked at Colleges or Big-Tech Resumes for YC Applications
“When I was, like, reading YC applications, I would, like, never look at the resume items. You know, you worked at, like, Google, or went to this college, or I never cared. I would always go right to, like, what's the most impressive stuff you've done, and then…”
Sam Altman Jun 21, 2025 ▶ 31:33 Sam Altman: The Future of OpenAI, ChatGPT's Origins, and Building AI Hardware · Y Combinator
Opinion
Taggar: o3 follows rubrics rigidly while Gemini 2.5 Pro reasons flexibly
“Oh, three was very rigid, actually. Like it really sticks to the rubric. It's heavily penalizes for anything that doesn't fit like the rubric that you've given it. Whereas Gemini 2.5 pro was actually quite good at being flexible in that it would apply the rubr…”
Harj Taggar May 30, 2025 ▶ 27:53 State-Of-The-Art Prompting For AI Agents · Y Combinator
Opinion
Blomfield: Google lost its transformer lead to OpenAI through excessive caution
“And so, I think, like, Google were really on the cutting edge of this transformer technology, and were like, leapfrogged by OpenAI, just because I was too cautious to put stuff out there.”
Tom Blomfield May 23, 2025 ▶ 7:11 How To Design Better AI Apps · Y Combinator
Insight
Koomen: Legacy software mindsets prevent unlocking AI's full potential
“Part of the problem is that We're using old software development mentality, old software development techniques to build these features, and we're not actually taking full advantage of what AI can do.”
Pete Koomen May 23, 2025 ▶ 4:40 How To Design Better AI Apps · Y Combinator
Assertion Not checkable as stated
Lieb Was Fired Twice From His Team While Pitching Google Photos
“In fact, twice I was a I got fired from the team and told to go find a new role at Google.”
David Lieb Dec 18, 2024 ▶ 13:16 How David Lieb Turned a Failing Startup Into Google Photos | Backstory · Y Combinator
Opinion
Friedman: Google's early success warped founders into obsessing over premature scalability
“I actually think Google is indirectly responsible responsible for basically scaling. Warping the minds of a whole generation of founders and investors and creating the problem that Paul Graham had to solve with this, which is because Google became so famous fo…”
Jared Friedman May 30, 2024 ▶ 2:10 Startup Experts Discuss Doing Things That Don't Scale · Y Combinator
Insight
Seibel argues grinding 100-hour weeks in big tech is a bad deal.
“I would argue that if you're the Googler, you're getting a bad deal if you're doing, like, a hundred hour weeks and grinding, and, like, your boss or your boss's boss is getting, like, mega vacations and ten million dollar a year packages and, like, promotions…”
Michael Seibel Nov 1, 2023 ▶ 5:42 How To NOT Get Screwed As A Software Engineer · Y Combinator
Insight
Seibel: Cultivating startup culture won't bring corporate tech offices
“Those politicians, what they're looking for is tech jobs. They're like, the, What they really need is a Google office. Like, they're not gonna get the Google office by having a startup culture, but their politicians didn't realize that.”
Michael Seibel Aug 1, 2023 ▶ 8:00 Does Your Startup Need To Be In San Francisco? · Y Combinator
Opinion
Big Tech is now a conventional prestige industry like finance and medicine
“Today, I might argue that big tech has become put itself solidly in that list, right? It is amongst the finance and consulting and legal and medicine. You know, college kids today obsess with getting jobs at Facebook and Google. They study how they interview J…”
Michael Seibel Feb 5, 2023 ▶ 6:16 The Cult of Conformity in Silicon Valley · Y Combinator
Insight
Alströmer: Startups cannot easily learn from users acquired via Google and Facebook
“You can't learn from users if the first thousand or first hundred customers are brought in through Google and Facebook. Those people are not the kind of people that you can easily get on a 30 minute phone call with.”
Gustaf Alströmer Dec 29, 2022 ▶ 22:27 How to Get Your First Customers | Startup School · Y Combinator
Insight
Seibel: Google's beta release standard is 10x higher than a startup MVP
“Their standard for getting a product into even beta at Google is 10 X what an MVP in a startup is, and they just have to unlearn. It's like, can anyone find this useful? Launch.”
Michael Seibel Apr 20, 2022 ▶ 8:13 Why You Should Leave Your FAANG Job · Y Combinator
Insight
Hale: Big Tech Experience Does Not Give Founders an Unfair Advantage
“And so if you think it's like, well, I'm a product manager at Google. There's a lot of product managers at Google. If you say you're an engineer at Microsoft, there's a lot of engineers at Microsoft. It's like, great, but it's not one that will make me think, …”
Kevin Hale Jul 25, 2019 ▶ 14:24 Kevin Hale - How to Evaluate Startup Ideas · Y Combinator
Assertion Not checkable as stated
Rossmann: Prestigious colleges remain the primary hiring pipeline for Google and Apple
“Top schools, the ones that attract majority wealthy students and that have a lot of prestige associated to them continue to be the major hiring funnels for new grads for these companies. Including Google and Apple. The large, a large number, at some companies …”
Jeremy Rossmann Jun 19, 2019 ▶ 25:10 Jeremy Rossmann of Make School on Income Share Agreements and the Future of College · Y Combinator
Opinion
Buchheit: Early search rivals failed because they did not know what they were doing
“When we started really just like pushing all, just crushing all of the other search engines, and then there was like a feeling of inevitability. Like it was pretty clear we were just gonna win because no one else, Like, they just didn't even know what they wer…”
Paul Buchheit Oct 24, 2018 ▶ 10:57 The Path to $100B by Paul Buchheit · Y Combinator
Insight
Schwartz: Separate international domains are no longer an SEO best practice
“It used to be best practices where you would build another website for customers in another country. I no longer think that's the best practice.”
Eli Schwartz Sep 27, 2018 ▶ 33:49 SEO Advice from SurveyMonkey Director of SEO and Growth, Eli Schwartz · Y Combinator
Opinion
Schwartz: Google struggles to understand and rank JavaScript in real time
“So Google, as much as they say they're really good at understanding and ranking JavaScript, They're not because in real time when they're looking for your content, you are handicapping yourself by not having just raw text words on the page.”
Eli Schwartz Sep 27, 2018 ▶ 11:34 SEO Advice from SurveyMonkey Director of SEO and Growth, Eli Schwartz · Y Combinator
Insight
Schwartz: Randomizing URL cross-links is an effective SEO strategy
“One thing I found to be very effective for cross-linking is just randomization. So if you randomize your URLs, you make sure that provided your randomization algorithm is correct. Every single URL ends up being cross-linked. So if users click it, great. If the…”
Eli Schwartz Sep 27, 2018 ▶ 6:19 SEO Advice from SurveyMonkey Director of SEO and Growth, Eli Schwartz · Y Combinator
Opinion
Schwartz: Tracking keyword rankings is obsolete and distracts from users
“I no longer believe in ever measuring keyword rankings, like as we discussed, we're focusing on a user, so it's not just generic rankings.”
Eli Schwartz Sep 27, 2018 ▶ 44:38 SEO Advice from SurveyMonkey Director of SEO and Growth, Eli Schwartz · Y Combinator
Insight
Ravisankar: Top '10x' developers are distinguished by strong business acumen
“The other thing that I'm starting to see happen across a lot of different companies, and even Hackerank has incorporated this, is the business acumen the level of business acumen that you have as a developer. Usually it is, it's always developers or builders. …”
Vivek Ravisankar Mar 30, 2018 ▶ 47:02 Breaking Down HackerRank's Survey of 40,000 Developers with Vivek Ravisankar · Y Combinator
Opinion
Hackett: Google erred pitching wearable cameras as AI platforms, not cameras
“In, in typical Google form, they pitched it though as like, this is the center of our AI learning platform about the world, which is the same marketing mistake they made with everyone wants a face computer. No, everyone does not want a face computer. Everyone …”
Matt Hackett Nov 1, 2017 ▶ 0:05 Casey Neistat and Matt Hackett on Live Video's Struggle for Interestingness · Y Combinator
Opinion
Benet: Decentralized internet tech directly opposes Google's data control model
“I think this kind of tech is stuff that Google might be interested in funding from the perspective of Google funds a lot of protocols and funds a lot of research, but it also kind of runs counter to basic Google positions around, you know, data, control of dat…”
Juan Benet Jul 1, 2017 ▶ 2:04 IPFS, CoinList, and the Filecoin ICO with Juan Benet and Dalton Caldwell · Y Combinator
What-if
Benet: IPFS would have died in academia's publish-or-perish model
“Really I think, like, the only option was either, ah, university or Google, and in the university case, it would have been killed in, in the, you know, publish or perish world where, like, hey, this is way too ambitious. Focus on this, like, one little thing, …”
Juan Benet Jul 1, 2017 ▶ 1:39 IPFS, CoinList, and the Filecoin ICO with Juan Benet and Dalton Caldwell · Y Combinator
Prediction Not checkable as stated
Benet: Distributed labs with long-term funding will replace Bell Labs model
“I think this is, you probably won't see the creation of a Bell Labs like the one before. It's possible that someone like Google and so on creates it, but I think what we'll have instead is, is a much more distributed version of it, where you will have smaller …”
Juan Benet Jul 1, 2017 ▶ 1:13:25 IPFS, CoinList, and the Filecoin ICO with Juan Benet and Dalton Caldwell · Y Combinator
Assertion Supported
Jeff Dean: Google built a neural simulator 300,000x faster than full DFT
“Take a bunch of output from those simulation runs, the input molecule configurations and the outputs of that. The extensive simulator and then use it to train a neural approximation to the simulator. So this is now a validation device, but instead of it taking…”
Jeff Dean Jul 30, 2026 ▶ 45:05 Jeff Dean: The 1% Rule for Building in AI · Y Combinator
Assertion Not checkable as stated
Frontier labs achieve recursive self-improvement by retraining models at each step
“And, you know, of course, Anthropic and OpenAI and Google, they're exploring recursive self-improvement, but Typically at that level of having the, you know, having to train a new model for every step of self-improvement that they do.”
Ian Fisher Feb 27, 2026 ▶ 1:55 The Powerful Alternative To Fine-Tuning · Y Combinator
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