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.

clear all ✕

why aren't all 6 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
Chang: Uber Eats and DoorDash take up to 50% of restaurant margins
“So with margins becoming thinner and thinner in the restaurant industry, we find our original strategy of delivery becoming highly unsustainable with delivery apps like Uber and DoorDash taking margins specifically in the city up to 50%.”
Sean Chang Feb 13, 2025 ▶ 8:32 Advice Line with Travis Boersma of Dutch Bros
Assertion Supported
Zimmer: Lyft had $100M and months of runway when Uber raised $3B
“We woke up one day, it was about four or five years ago, and Uber has raised three billion dollars, and we had a hundred million dollars left in the bank, which is a lot of money, but only a few more months left, and now you have this Crazy competitor who want…”
John Zimmer Nov 29, 2018 ▶ 4:51 Lyft's John Zimmer At The HIBT Summit
Assertion Supported
Over 200,000 riders deleted Uber in 2017, causing a Lyft business spike
“Kalanick has since left that group, but before that happened, more than 200,000 riders deleted their Uber accounts, and all of that has led to a spike in business for Lyft.”
Guy Raz Feb 13, 2017 ▶ 34:18 Lyft: John Zimmer
Assertion Supported
Field: Coda, Notion, Microsoft, and Uber were early Figma customers
“So, early customers like Coda Notion, Microsoft, Uber, MindBody, you know, there was a bunch that, that started to really use the platform.”
Dylan Field Jun 16, 2025 ▶ 45:53 Figma: Dylan Field
Assertion Supported
Lawson: Uber was an early Twilio customer for ride arrival texts
“You know, like one of our early customers was Uber, and they came to us and said, well, actually, we want to let you know when your ride's arriving. Can we do that with Twilio? We said, of course you could. And they, like a day later, rolled out the first vers…”
Jeff Lawson Apr 3, 2023 ▶ 40:37 Twilio: Jeff Lawson
Assertion Supported
Tynan: Taxi Magic Launched an iPhone Taxi-Hailing App Before Uber
“It was called Taxi Magic that was actually had an iPhone app to hail taxis pre Uber.”
Susan Tynan May 6, 2019 ▶ 11:19 Framebridge: Susan Tynan (2017)
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