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 9 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
Butterfield: Microsoft Teams is limited to 5,000 users and 200 channels
“It's limited to 5000 people per instance and critically only 200 channels. And if you want to add a 201st channel, you have to hard delete one of them without the whole history.”
Stewart Butterfield Apr 28, 2020 ▶ 25:57 Taking Care Of Your Team and Your Customers with Slack | SaaStr Software Community
Assertion Supported
Lemkin: Slack and Zoom Avoided Price Hikes for Years Early On
“Slack and zoom never raised prices for years. Slack was disruptive in the early days because it implemented what it called the fair billing policy. And if you didn't use seats, they didn't charge you for them.”
Jason Lemkin Mar 7, 2025 ▶ 2:43 Why I’m Scared to Buy New SaaS Apps Now with SaaStr CEO and Founder Jason Lemkin
Assertion Supported
Deeter: Salesforce paid record 35x multiple for Slack acquisition
“35 X revenue multiple paid for what is a fantastic business by one of the leaders of cloud with Salesforce really showing that this was the second largest enterprise software acquisition in history after only IBM's purchase a red hat, but also the largest mult…”
Byron Deeter Mar 14, 2021 ▶ 18:25 The State of the Cloud: 2021 with Bessemer Venture Partners | SaaStr Software Community
Assertion Supported
Ferrara: Slack Scaled From $1M to $100M ARR in Three Years
“If you look at Slack, and I recognize they're not a public company, but we've included them because they're imminently, ah, they will be, ah, they got to a hundred million of ARR from one million in three years, which is just incredible. I think that's probabl…”
Alex Ferrara Oct 30, 2019 ▶ 12:20 State of the Cloud 2019: Europa Edition | SaaStr Software Community
Assertion Supported
IBM was Slack's largest customer with nearly 130,000 daily active users
“So today we have, we count IBM as our largest customer with close to a 130,000 daily active users.”
Kevin Egan Jul 1, 2019 ▶ 26:12 From Freemium to Enterprise with Slack
Assertion Supported
Hott: Slack Won Uber Back Four Years Later After Maturing Product
“Four years later, we won Uber back. This is a big moment for us. It took time, but we earned it when Slack was ready, when the product had matured, when the infrastructure could handle the scale, and when we were ready to staff them, and the timing aligned for…”
Maggie Hott Aug 6, 2025 ▶ 40:14 How to Build Top-Performing Sales Orgs with OpenAI's GTM Leader Maggie Hott
Assertion Supported
Oracle reached approximately 90,000 active users on Slack
“Ah, Oracle is a customer that's reaching about 90,000 active users.”
Kevin Egan Jul 1, 2019 ▶ 26:18 From Freemium to Enterprise with Slack
Assertion Supported
Shen: Slack scaled from $1M to $100M ARR in under three years
“Slack got there actually pretty quickly, and they're not quite a public company yet, but as we all know, they've filed for their direct listing quite soon, and they got there in just under three years.”
Christina Shen May 20, 2019 ▶ 14:56 State of the Cloud 2019 from Bessemer Venture Partners
Assertion Supported
Yen: Grace scaled Slack from 500,000 to over 5 million DAUs
“And so while at Slack, she ran their growth team as director of product and took the company from 500,000 daily active users to over five million.”
Alan Yen Oct 9, 2018 ▶ 1:54 Insider's Guide To Building Great Product w/Merci Grace, Slack's First Head of Product
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