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 684 resolved? a statement only gets an assessment when the public record can support or contradict it. opinions and what-ifs never can, and 0 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

Assertion Supported
Epstein: Netflix relies on price increases as the easiest revenue growth lever
“And now Netflix has two hundred and twenty one million paid subscribers, and they've been able to figure out how to raise prices because that is the easiest way for them to grow revenue rather than continuing to try to scale subscriber growth at the same rate.”
Aaron Epstein Dec 15, 2022 ▶ 27:54 Startup Business Models and Pricing | Startup School · Y Combinator
Assertion Supported
Epstein: Segment increased contract values 150x by anchoring quotes at $120,000
“So while they didn't actually get the thousand x price increase, they were able to increase their price a 150 times from a 120 dollars a year All the way up to 18,000 dollars a year. And it wouldn't have happened if they didn't ask for the higher price.”
Aaron Epstein Dec 15, 2022 ▶ 31:17 Startup Business Models and Pricing | Startup School · Y Combinator
Assertion Supported
Fintech and vertical SaaS have drastically higher unicorn hit rates than consumer
“Over the last 10 years, if you started a company that did, like, fintech infrastructure or vertical SaaS for enterprise, the probability that your company became a billion-dollar company was astonishingly high. Whereas if you started something in consumer hard…”
Jared Friedman Nov 17, 2022 ▶ 12:50 How to Get and Evaluate Startup Ideas | Startup School · Y Combinator
Assertion Supported
Caldwell: YC's best startups often launch during economic downturns
“Some of the best companies we've ever funded happened when either there was a full downturn or at least a blip.”
Dalton Caldwell Jun 8, 2022 ▶ 3:38 Y Combinator Is Back In Person · Y Combinator
Assertion Supported
Caldwell: Gmail invite system was forced by server limits, not growth hacking
“They physically did not have enough servers. So they had to build an invite system. There was not an option to not, but basically there was no option other than building an invite system. It was not like genius PM growth hacking.”
Dalton Caldwell Feb 16, 2022 ▶ 5:19 Things That Don't Scale, The Software Edition – Dalton Caldwell and Michael Seibel · Y Combinator
Assertion Supported
Caldwell: Google ran on a stale search index for months around 2001
“There was some point where for maybe three months, maybe four months, I don't remember the exact details. There was no new index of Google. They had stale results. So anyone, any user of Google, they didn't know that, you know, the user didn't know this, but a…”
Dalton Caldwell Feb 16, 2022 ▶ 22:05 Things That Don't Scale, The Software Edition – Dalton Caldwell and Michael Seibel · Y Combinator
Assertion Supported
Saez-Gil: Traditional carbon offset markets rely on multiple intermediary layers
“Today companies that want to purchase carbon offsets, they generally have to go to brokers. The brokers get their credits from, you know, a trader, the trader maybe from a retailer, the retailer from a, you know, a lot of middlemen along the way.”
Diego Saez-Gil Jan 28, 2020 ▶ 11:37 Diego Saez Gil - How Pachama Uses Tech to Solve Climate Change · Y Combinator
Assertion Supported
Saez-Gil: Old-growth forests remain net carbon sinks
“All growth forests continue to capture carbon. The Borneo forest that has millions of years continues to capture carbon, and while a forest, like every living, ah, ecosystem and organism dies out and regenerates, and when a tree dies out, yes, it releases some…”
Diego Saez-Gil Jan 28, 2020 ▶ 22:48 Diego Saez Gil - How Pachama Uses Tech to Solve Climate Change · Y Combinator
Assertion Supported
Seibel: Early Uber avoided rider subsidies due to immense natural demand
“So in the extreme beginning of Uber, what was so interesting was that it launched in San Francisco, and it launched as Uber Black, which is a really expensive product, actually. It wasn't well subsidized. And the real value is that it was impossible to get a t…”
Michael Seibel Jan 24, 2020 ▶ 47:56 YC SUS: Michael Seibel and Eric Migicovsky discuss How to Launch an MVP · Y Combinator
Assertion Supported
Srini: ZeroDown qualifies buyers in minutes and delivers keys in seven days
“A pretty fast, like, three to five minute, like, qualification flow. You just connect your bank accounts using Plaid. Like, we look at an asset report. We look at your income. And we say, like, Craig, you can go and buy a 1.4 million dollar house. Like, and he…”
Laks Srini Dec 11, 2019 ▶ 12:04 Laks Srini on Making Homeownership in Reach with ZeroDown · Y Combinator
Assertion Supported
Srini: Zenefits bypassed US immigration by locating global engineers in Vancouver
“So one of the ways we grew really quickly at Zenefits in terms of hiring was we were able to tap talent all over the world. It was just easier to bring them To Vancouver in terms of immigration than like the US.”
Laks Srini Dec 11, 2019 ▶ 18:53 Laks Srini on Making Homeownership in Reach with ZeroDown · Y Combinator
Assertion Supported
Srini: Bay Area households making over $200,000 still cannot afford homes
“There are people in the Bay Area today making more than 200,000 dollars household income, but they can't even think about buying a house.”
Laks Srini Dec 11, 2019 ▶ 33:57 Laks Srini on Making Homeownership in Reach with ZeroDown · Y Combinator
Assertion Supported
Cutts: The SearchKing lawsuit established search results are First Amendment protected
“The result of that lawsuit was that search results are protected by the first amendment.”
Matt Cutts Dec 4, 2019 ▶ 8:36 Matt Cutts on the US Digital Service and Working at Google for 17 Years · Y Combinator
Assertion Supported
Astranis built its first test telecommunications satellite for under $50,000
“It turns out actually that the cheapest telecommunication satellite that is useful costs like at least ten million dollars to build and launch. And so Astronus' hack was to start with a test satellite. The satellite in this photo was their first satellite. The…”
Jared Friedman Sep 20, 2019 ▶ 10:54 Jared Friedman - Advice for Hard-tech and Biotech Founders · Y Combinator
Assertion Supported
Rossmann: Make School students only pay tuition if they get jobs
“What's really special about it is that students don't have to pay tuition unless they get a job.”
Jeremy Rossmann Jun 19, 2019 ▶ 0:21 Jeremy Rossmann of Make School on Income Share Agreements and the Future of College · Y Combinator
Assertion Supported
Rossmann: Make School students can earn a four-year bachelor's in two years
“So you can actually graduate with a four year bachelor's in two years. If you take our intensive our intensive track.”
Jeremy Rossmann Jun 19, 2019 ▶ 0:33 Jeremy Rossmann of Make School on Income Share Agreements and the Future of College · Y Combinator
Assertion Supported
Rossmann: MOOCs have an industry standard completion rate of 2% to 5%
“And if you look at Courses that are kind of self-serve, like the MOOCs, you see that it's industry standard to have two, three, four, five percent completion rates, meaning that probably 95% of people are actually not a fit for the type of education that is au…”
Jeremy Rossmann Jun 19, 2019 ▶ 10:41 Jeremy Rossmann of Make School on Income Share Agreements and the Future of College · Y Combinator
Assertion Supported
Stitch Fix did not cannibalize department store spending, Second Measure found
“And what we found is that Stitch Fix had no impact on department store spend. Right? People just started spending more on clothes. Period.”
Michael Babineau May 29, 2019 ▶ 21:24 Analyzing Billions of Transactions to Understand Consumer Behavior - Michael Babineau and Kevin Hale · Y Combinator
Assertion Supported
Peloton monthly active members have surpassed SoulCycle riders, Second Measure data shows
“I mean, the short version is that Peloton has now surpassed SoulCycle in terms of, like, the number of active Peloton members, right, and this is based on a spending based on spending behavior. Active Peloton members on a monthly basis have surpassed the numbe…”
Michael Babineau May 29, 2019 ▶ 23:52 Analyzing Billions of Transactions to Understand Consumer Behavior - Michael Babineau and Kevin Hale · Y Combinator
Assertion Supported
Aatrey: Major Indian marketplaces have not solved selling unbranded goods
“If you see like all big destination marketplaces in India today, mostly sell brands across all categories. None of them have figured out how to sell a lot of unbranded products.”
Vidit Aatrey May 22, 2019 ▶ 3:46 Vidit Aatrey on Building Meesho, India's Top Reselling Platform, with Adora Cheung · Y Combinator
Assertion Supported
Aatrey: Meesho sets up supply chain from China for cross-border sourcing
“Now we have even set up a supply chain from China.”
Vidit Aatrey May 22, 2019 ▶ 14:24 Vidit Aatrey on Building Meesho, India's Top Reselling Platform, with Adora Cheung · Y Combinator
Assertion Supported
Gill: China's paid audio market exceeds the US market
“The ecosystem for podcasting and paid for content in China is much greater than even the U.S. Market.”
Jonathan Gill May 15, 2019 ▶ 1:57 Monetizing Podcasts and Newsletters - Chris Best of Substack and Jonathan Gill of Backtracks · Y Combinator
Prediction Held up
Johnson: TikTok will produce more traditional, mainstream creators
“I think that TikTok is going to produce some people some more traditional, quote unquote traditional creators.”
Jarvis Johnson May 1, 2019 ▶ 58:47 Software Engineer Turned Youtuber - Jarvis Johnson · Y Combinator
Assertion Supported
Allred: Google spent $100 million in compensation to retain Sundar Pichai
“Google has in the past spent a hundred million dollars to retain Sundar and stuff like that.”
Austen Allred Apr 3, 2019 ▶ 26:46 A CS Education That's Free Until You Get a Job - Austen Allred of Lambda School · Y Combinator
Assertion Supported
Knoop: Zapier had reached $50M in annual recurring revenue by 2019
“And it's like, well, yeah, we have, you know, a hundred, we have like fifty million in ARR, like, yeah, we're a real company.”
Mike Knoop Mar 6, 2019 ▶ 16:33 Mike Knoop on Product and Design Processes for Remote Teams with Kevin Hale · Y Combinator
Assertion Supported
Hoover: At most 50% of products on Product Hunt are consumer
“People think that most of product hunt is actually consumer as well. It's probably, I don't know, 50% at most is consumer. There's a lot of B to B stuff on there.”
Ryan Hoover Feb 15, 2019 ▶ 16:55 Ryan Hoover on Product Hunt's Acquisition and Lessons Learned About Launches with Dalton Caldwell · Y Combinator
Assertion Supported
Authoritarian governments have used social bots since early platform days
“From some of the research that I've done here at the OII and on the Computational Propaganda Project, we know that these techniques have been experimented with by governments for a long time. We've had evidence of them going back to, you know, even the early d…”
Samantha Bradshaw Jan 23, 2019 ▶ 2:50 Tracking Political Manipulation Through Social Media - Samantha Bradshaw · Y Combinator
Assertion Supported
Political actors use traditional SEO tactics to game Google and YouTube
“We're seeing a lot more gaming of the algorithms as well, and more of these kind of sophisticated techniques. So not just liking and sharing, but using specific keywords to get content trending, to try to get things at the top of Google's search algorithm, try…”
Samantha Bradshaw Jan 23, 2019 ▶ 5:02 Tracking Political Manipulation Through Social Media - Samantha Bradshaw · Y Combinator
Assertion Supported
Social media users in 2016 swing states shared more junk news
“And we also in 2016 did a study on the swing states. And you know, in actual swing state, States people were sharing more junk news compared to uncontested ones.”
Samantha Bradshaw Jan 23, 2019 ▶ 26:52 Tracking Political Manipulation Through Social Media - Samantha Bradshaw · Y Combinator
Assertion Supported
VIPKID has grown to more than 60,000 teachers
“And today VIP kid has more than 60,000 teachers. It's almost three times of the supply.”
Cindy Mi Jan 16, 2019 ▶ 9:54 Cindy Mi and Qi Lu Share Advice for Entrepreneurs Building Global Companies · Y Combinator
Assertion Supported
Susskind: Black holes store 10^10 times more information than ordinary matter
“Our world is mostly all black holes, it really is, in the sense that the information stored in matter is at least let me think I think about 10 to the 10th, a factor of 10 to the 10th more information stored in black holes than anything else.”
Leonard Susskind Dec 6, 2018 ▶ 25:15 Leonard Susskind on Richard Feynman, the Holographic Principle, and Unanswered Questions in Physics · Y Combinator
Assertion Supported
Altman: Unknown 22-year-olds have raised rocket company funding at YC
“I think one of the things that's amazing about Silicon Valley is you actually can raise money. As an unknown twenty-two-year-old to go make a rocket company. It's happened several times at YC.”
Sam Altman Nov 8, 2018 ▶ 27:54 Sam Altman on Choosing Projects, Creating Value, and Finding Purpose · Y Combinator
Assertion Supported
Paystack was the only Nigerian payments company with automated disputes
“So we started building where the first company, I think was still the only company that has like An automated dispute process and all that.”
Shola Akinlade Oct 16, 2018 ▶ 16:12 Helping African Businesses Get Paid, Shola Akinlade of Paystack · Y Combinator
Assertion Supported
Most cryptocurrency activity in Nigeria is focused on rapid trading
“Most of the activities around trading, you know, people are buying and selling very quickly.”
Shola Akinlade Oct 16, 2018 ▶ 29:19 Helping African Businesses Get Paid, Shola Akinlade of Paystack · Y Combinator
Assertion Supported
Nigeria still lacked a Cash App equivalent as of late 2018
“There's still no, like, cash app.”
Shola Akinlade Oct 16, 2018 ▶ 32:07 Helping African Businesses Get Paid, Shola Akinlade of Paystack · Y Combinator
Assertion Supported
Migicovsky: Pebble sold around 1,500 watches before launching Kickstarter
“Most people don't know this, but when we launched our Kickstarter campaign, we had already made and sold around 1500 of our first watch.”
Eric Migicovsky Oct 12, 2018 ▶ 14:29 A Conversation on Hard Tech with Eric Migicovsky · Y Combinator
Assertion Supported
Hua: 67% of California lacks local regulations, blocking state cannabis permits
“33% of the state that has some form of local laws, and then 67% of the state that has no laws whatsoever. And because of that, you have this disconnect between state law where you can get your permits, but you can't get a permit unless you get your local permi…”
David Hua Oct 11, 2018 ▶ 27:45 Cannabis Startup Founders David Hua and Vincent Ning on Legalization, Banking, and Industry Trends · Y Combinator
Assertion Supported
Ning: California requires a licensed distributor for all B2B cannabis transit
“No one can move product between two different license entities without a distributor. So even if you're just like a farm moving your product to a manufacturer, you have to contract out a distributor or get your own distributor's license in order to move it.”
Vincent Ning Oct 11, 2018 ▶ 34:18 Cannabis Startup Founders David Hua and Vincent Ning on Legalization, Banking, and Industry Trends · Y Combinator
Assertion Supported
Ralston: Magic Leap raised billions of dollars purely on a story
“Look at Magic Leap. If you've heard of Magic Leap, they raised billions on just a story.”
Geoff Ralston Oct 10, 2018 ▶ 10:03 Fundraising Fundamentals By Geoff Ralston · Y Combinator
Assertion Supported
Ralston: The average YC startup seed valuation cap exceeds $8M
“The vast majority of companies that go through YC raise seed, and the average cap tends to be over eight million now, so it's clearly not a handicap.”
Geoff Ralston Oct 10, 2018 ▶ 49:53 Fundraising Fundamentals By Geoff Ralston · Y Combinator
Assertion Supported
Schwartz: Local businesses have a Google ranking advantage over national competitors
“You don't really need to rank on unclogged drains anymore, because Google is very local. So if you're in San Francisco, and you're a plumber, and someone searches unclogged drains, you now have a much higher chance of ranking on unclogged drains than Roto-Root…”
Eli Schwartz Sep 27, 2018 ▶ 13:53 SEO Advice from SurveyMonkey Director of SEO and Growth, Eli Schwartz · Y Combinator
Assertion Supported
Schwartz: Google dislikes ranking search-within-search platforms like Pinterest
“Google specifically does not like search within search. Google would much prefer that you don't go to Pinterest, that you go directly to where that image was, but maybe that site didn't do a great job of optimizing the image, but Pinterest did, so now Pinteres…”
Eli Schwartz Sep 27, 2018 ▶ 19:46 SEO Advice from SurveyMonkey Director of SEO and Growth, Eli Schwartz · Y Combinator
Assertion Supported
Schwartz: Google grew Korean search share via Samsung and LG ties
“What Google used to not be dominant in In Korea, and they've been increasing dominance through their Trojan horse of Android. So Google's obviously very closely partnered with Samsung and LG, Korean companies. And as Korean users use these products, they use G…”
Eli Schwartz Sep 27, 2018 ▶ 38:25 SEO Advice from SurveyMonkey Director of SEO and Growth, Eli Schwartz · Y Combinator
Assertion Supported
Schwartz: Sites penalized by Google can recover within weeks
“Now, like, things are more automated and algorithmic, where if you got hit by the penalty one day, you cleaned it up, did everything possible, maybe filed a reconsideration request, you can be back in a couple weeks.”
Eli Schwartz Sep 27, 2018 ▶ 46:01 SEO Advice from SurveyMonkey Director of SEO and Growth, Eli Schwartz · Y Combinator
Assertion Supported
Lasenby: Geometric algebra unifies classical mechanics, linear algebra, and quantum physics
“So if you know this language, you can not only do rigid body dynamics in engineering, classical mechanics. You can do linear algebra without matrices and without tensors. And you can do complex things in quantum space-time physics with the same mathematical sy…”
Joan Lasenby Sep 17, 2018 ▶ 8:56 Joan Lasenby on Applications of Geometric Algebra in Engineering · Y Combinator
Assertion Supported
Doshi: LivingSocial pivoted to daily deals due to poor retention
“LivingSocial literally had to pivot the entire company to basically competing with Groupon because the app wasn't very retentive in those days.”
Suhail Doshi Sep 12, 2018 ▶ 25:38 Suhail Doshi - How to Measure Your Product · Y Combinator
Assertion Supported
Seibel: Justin.tv reached $24M in five years, then $1B in three
“And if you look at the history of Justin TV, in the first five years, it went from being worth nothing to being worth about twenty four million dollars. In the next three years, it went being worth twenty four million dollars to being worth a billion.”
Michael Seibel Sep 5, 2018 ▶ 50:28 Michael Seibel - Building Product · Y Combinator
Assertion Supported
Petersen: Amazon operates roughly 400 undisclosed private-label brands
“They have like 400 different brands now that you don't even realize are Amazon.”
Ryan Petersen Aug 30, 2018 ▶ 9:52 Ryan Petersen on Building Flexport, a Modern Freight Forwarder · Y Combinator
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