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 1,245 resolved? a statement only gets an assessment when the public record can support or contradict it. opinions and what-ifs never can, and 39 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
DeepMind's Annual Staff Costs Reached $260M Following Google Acquisition
“Not long after the Google acquisition, DeepMind was paying two hundred and sixty million dollars in staff costs annually, six times more. Then it's total spending during its first three years of existence.”
David Senra Apr 1, 2026 ▶ 39:39 The Relentless Missionary Creating AGI: Demis Hassabis
Assertion Supported
DeepMind made AlphaFold research freely available to scientists worldwide
“And when DeepMind's project was completed, the company gifted its results to science, allowing researchers all over the world to make free use of its discovery.”
David Senra Apr 1, 2026 ▶ 47:55 The Relentless Missionary Creating AGI: Demis Hassabis
Assertion Supported
SpaceX builds 80% of rocket hardware internally
“By building 80% of its hardware internally, engines, structures, avionics, software, and key ground systems, SpaceX collapsed the traditional aerospace stack.”
David Senra Mar 8, 2026 ▶ 10:08 How SpaceX Works
Assertion Contradicted
SpaceX removed Falcon 9's grid fin folding mechanism to reduce mass
“Falcon nine's grid fins were originally designed to fold like traditional aerospace grid fins. The folding mechanism reduced drag during ascent, which seemed obviously necessary. SpaceX questioned whether it was worth the mass and complexity. Simulations showe…”
David Senra Mar 8, 2026 ▶ 34:44 How SpaceX Works
Assertion Supported
Djokovic and Federer both predicted becoming world number one as children
“Novak Djokovic would go around at six years old. When he was six years old, he said he was gonna be the number one tennis player in the world. For Roger Federer, At age eight, Roger was going around and telling his friends that he was going to be number one.”
David Senra Feb 19, 2026 ▶ 14:57 How Roger Federer Works.
Assertion Not checkable as stated
Federer prevented burnout by stripping commitments to practice, matches, and family
“If I do feel burnout coming on, what I've tried to do is break it down to the absolute minimum. And this is the absolute minimum. That's practice matches and family. I will do less press, less autographs, less public appearances, less stuff in the public eye. …”
David Senra Feb 19, 2026 ▶ 42:57 How Roger Federer Works.
Assertion Supported
Federer signed a ten-year Uniqlo apparel deal paying over $30M annually
“He signs a ten-year apparel deal With Uniqlo, the agreement had been reported to pay Federer, that one agreement alone, had been reported to pay Federer over thirty million a year.”
David Senra Feb 19, 2026 ▶ 46:43 How Roger Federer Works.
Assertion Supported
Federer was 2020's highest-paid athlete despite only $6M in prize money
“In 2020, Forbes named him the world's highest paid athlete, estimating his annual income at over a hundred million a year. That same year, only six million was from official prize money in tennis.”
David Senra Feb 19, 2026 ▶ 46:53 How Roger Federer Works.
Assertion Partly supported
Eight-year-old Andre Agassi beat NFL star Jim Brown at tennis
“An eight-year-old Andre Agassi plays this grown, Man. One of the greatest football players of all time and beats him.”
David Senra Feb 4, 2026 ▶ 17:25 Tortured Into Greatness: The Life of Andre Agassi
Assertion Supported
Oakley's founder gave Andre Agassi a Dodge Viper for boosting sunglasses sales
“So he wears Oakley sunglasses to hide the fact that his eyes are bloodshot and he's hungover. He winds up winning. There's a great picture of him. It's put on the cover of a magazine. It sells a ton of Oakley sunglasses. And the founder of Oakley, without tell…”
David Senra Feb 4, 2026 ▶ 26:32 Tortured Into Greatness: The Life of Andre Agassi
Assertion Contradicted
Andre Agassi was the first former world number one to play Challengers
“There was no former number one in the world playing these challenger tournaments that he starts again at the very, very bottom.”
David Senra Feb 4, 2026 ▶ 49:39 Tortured Into Greatness: The Life of Andre Agassi
Assertion Not checkable as stated
Billionaire Sam Zell rented almost everything to avoid being owned by possessions
“I had lunch with Sam Zell before he died. He told me exactly this. He's like, what you own eventually owns you. And so even though he's one of the wealthiest people on the planet, he didn't own a lot of things. He had his place in Chicago, his compound in Mali…”
David Senra Jan 25, 2026 ▶ 36:25 Excellent Advice For Living: 79 Maxims from a Wise Old Man
Assertion Partly supported
Jim Simons and Elon Musk lie in dark, silent rooms to think
“Jim Simons, the founder of Renaissance technologies and Elon Musk, and both of them, what they would do is when they needed time to think, they would find a quiet place, usually in the dark, and they would lay on their back flat. They can't see anything. They …”
David Senra Jan 8, 2026 ▶ 7:25 The Creative Genius of Rick Rubin
Assertion Not checkable as stated
Rick Rubin's recording sessions rely on clinical, exhaustive note-taking
“When outside observers come into the studio, they often cannot believe how clinical the process looks. They imagine a big music party, but we're constantly generating detailed notes on focus points and experiments to test. For almost everything that's said, so…”
David Senra Jan 8, 2026 ▶ 41:48 The Creative Genius of Rick Rubin
Assertion Partly supported
Brad Jacobs has built eight separate billion-dollar companies during his career
“That's Brad Jacobs. He started eight separate billion dollar companies, and he has some of the most positive, maybe the most positive infectious energy of any human I've ever been around”
David Senra Dec 29, 2025 ▶ 3:41 How To Make A Few MORE Billion Dollars: Brad Jacobs
Assertion Not checkable as stated
Brad Jacobs hosted 3,600 acquired Beacon employees on three hours' notice
“When QXO closed on the Beacon Buildings products deal, we sent out a Zoom town hall invite to everyone with a Beacon email address within minutes of the press release going live. I was happy that 3600 people, the overwhelming majority of those invited, showed …”
David Senra Dec 29, 2025 ▶ 20:09 How To Make A Few MORE Billion Dollars: Brad Jacobs
Assertion Not checkable as stated
Brad Jacobs has meditated twice daily for decades without missing a day
“I began transcendental meditation TM when I was 16 years old. I started practicing meditation twice a day. I've been doing that for decades without missing a single day.”
David Senra Dec 29, 2025 ▶ 30:59 How To Make A Few MORE Billion Dollars: Brad Jacobs
Assertion Supported
Springsteen: Greatest achievement was breaking generational trauma, not musical success
“And he said that his greatest achievement was not going into the rock and roll hall of fame, was not selling a hundred and fifty million records, was not, you know, being unbelievably famous and wealthy and rich. He said his greatest achievement was not passin…”
David Senra Dec 14, 2025 ▶ 14:39 Bruce Springsteen Repairs Himself
Assertion Supported
Springsteen's Band Steel Mill Made Up to $3,000 Nightly Without Record Deal
“With steel mill, we had made as much as 3000 dollars a night with no recording contract. And when the money was split after expenses, band members went home with hundreds of dollars in their pockets.”
David Senra Dec 14, 2025 ▶ 30:57 Bruce Springsteen Repairs Himself
Assertion Supported
Springsteen's early contract deducted all expenses from his 50% share
“He says we would split everything fifty-fifty. The problem is that all expenses would end up coming out of my half.”
David Senra Dec 14, 2025 ▶ 33:47 Bruce Springsteen Repairs Himself
Assertion Supported
Springsteen threw the 'Born to Run' master into a hotel pool
“Still, I wrestled with Born to Run for a few more months, rejecting it, refusing to release it, and finally throwing it into a hotel swimming pool in front of a panicked Jimmy Iovine.”
David Senra Dec 14, 2025 ▶ 42:59 Bruce Springsteen Repairs Himself
Assertion Supported
Koenigsegg started his supercar company at 22 without engineering experience
“This is a brainchild of a twenty-two-year-old with no background in the automotive industry, driven by a single motivation, a lifelong ambition to make the greatest supercar in the world. So think about this, no engineering experience, no manufacturing backgro…”
David Senra Dec 3, 2025 ▶ 3:42 The Genius of Christian von Koenigsegg
Assertion Supported
Koenigsegg built a running prototype car within two years of founding
“It took me two years from the day I decided to do it to have a full running car prototype.”
David Senra Dec 3, 2025 ▶ 5:40 The Genius of Christian von Koenigsegg
Assertion Supported
Koenigsegg manufactures almost all 1,000 components of his hypercars in-house
“There's like a thousand different parts, something like that. He figures out a way to manufacture almost all of them himself.”
David Senra Dec 3, 2025 ▶ 14:28 The Genius of Christian von Koenigsegg
Assertion Supported
Senra: Christian von Koenigsegg bought Tesla shares at its IPO
“He actually bought Tesla shares at IPO.”
David Senra Dec 3, 2025 ▶ 21:29 The Genius of Christian von Koenigsegg
Assertion Supported
Koenigsegg Bought Back Early Investor Shares Using Company Cash Flow
“He actually buys back shares from his investors using the cash flow of the company.”
David Senra Dec 3, 2025 ▶ 28:02 The Genius of Christian von Koenigsegg
Assertion Supported
Koenigsegg Colocates Engineering, Software, and Manufacturing Teams in One Facility
“Mechanical engineering, transmission, engines, bodywork, chassis, carbon fiber, simulation, electronic software, they all sit in the same place.”
David Senra Dec 3, 2025 ▶ 30:10 The Genius of Christian von Koenigsegg
Assertion Supported
Senra: Koenigsegg sold out entire production runs sight unseen
“Conaseg's entire run of some models would sell out sight unseen.”
David Senra Dec 3, 2025 ▶ 33:25 The Genius of Christian von Koenigsegg
Assertion Supported
Senra: Koenigsegg Agera RS Broke Five Production World Records
“One of his creations and a Gera RS broke five world records, including becoming the fastest production vehicle on the planet.”
David Senra Dec 3, 2025 ▶ 41:53 The Genius of Christian von Koenigsegg
Assertion Supported
In 2010, Red Bull generated over $667,000 revenue per employee
“In 2010, Red Bull employed just 7758 people, which works out to more than 667,000 in revenue per person.”
David Senra Nov 25, 2025 ▶ 0:33 Red Bull's Billionaire Maniac Founder
Assertion Partly supported
Red Bull funded $200M annual Formula One team costs from operating income
“Red Bull also owns four soccer teams. They have a NASCAR team and two Formula One racing teams. He finances the annual two hundred million dollar cost of his F-One teams out of the company's healthy operating income.”
David Senra Nov 25, 2025 ▶ 1:24 Red Bull's Billionaire Maniac Founder
Assertion Supported
Dietrich Mateschitz and Chaleo Yoovidhya each invested $500,000 to found Red Bull
“The two agreed to invest 500,000 dollars a piece to establish a 49 49 partnership with the remaining two percent going to Yuvidaha's son.”
David Senra Nov 25, 2025 ▶ 3:31 Red Bull's Billionaire Maniac Founder
Assertion Supported
Red Bull was banned in multiple European countries upon initial launch
“Red Bull was forbidden to be sold in several European countries that he initially tried to launch in.”
David Senra Nov 25, 2025 ▶ 8:32 Red Bull's Billionaire Maniac Founder
Assertion Supported
Senra: Red Bull underwrites over 500 athletes across 97 sports
“Today, Red Bull underwrites more than 500 athletes in 97 sports. This state is about, what I'm working off of is like, about 15 years old, so it's probably much, much higher than that.”
David Senra Nov 25, 2025 ▶ 10:16 Red Bull's Billionaire Maniac Founder
Assertion Supported
Red Bull strictly prohibits employees from discussing internal company matters
“There's a strict prohibition of discussing internal matters. So if you are an employee of Red Bull, you can't say anything about what's going on.”
David Senra Nov 25, 2025 ▶ 17:09 Red Bull's Billionaire Maniac Founder
Assertion Supported
Red Bull waited five years after its 1987 Austrian launch to expand
“So I think he launches in 1987 in Austria and doesn't launch to his second market till 1992.”
David Senra Nov 25, 2025 ▶ 25:16 Red Bull's Billionaire Maniac Founder
Assertion Supported
Red Bull reached breakeven in year three and remained profitable ever since
“But the remarkable thing is they get their breakeven point in year three, and they've been profitable every single year since then.”
David Senra Nov 25, 2025 ▶ 27:38 Red Bull's Billionaire Maniac Founder
Assertion Supported
Ad agency founder Johannes Kastner created Red Bull's famous slogan
“So Kastner is going to play a very important role because he's the guy that comes up with the slogan, red bull gives you wings.”
David Senra Nov 25, 2025 ▶ 28:45 Red Bull's Billionaire Maniac Founder
Assertion Supported
Senra: Mateschitz rejected 50 marketing concepts before picking Red Bull tagline
“The birth of this campaign was not easy because for a year and a half, he's just rejecting every single suggestion that I have. I think they went through 50 different, you know, ways to either slogans or ways to market it. Matches rejects every single one of t…”
David Senra Nov 25, 2025 ▶ 32:22 Red Bull's Billionaire Maniac Founder
Assertion Supported
Red Bull sold 33 million cans in Germany in first three months
“Then they get approved right in the first three months of a legal market presence. They sell thirty three million cans in Germany alone.”
David Senra Nov 25, 2025 ▶ 36:44 Red Bull's Billionaire Maniac Founder
Assertion Supported
Mateschitz funded Red Bull's expansion from profits, avoiding banks and debt
“He'll mention multiple times to the fact that he hates banks and is very afraid of debt. And so most of the growth is just fueled from actual the profits the company's making.”
David Senra Nov 25, 2025 ▶ 39:28 Red Bull's Billionaire Maniac Founder
Assertion Not checkable as stated
Red Bull gave every employee from secretaries to board members a car
“He pays salaries that are above industry average. And in addition, this is wild. Every Red Bull employee from the secretary to the board has a company car.”
David Senra Nov 25, 2025 ▶ 40:44 Red Bull's Billionaire Maniac Founder
Assertion Contradicted
Red Bull operates with zero owned physical production facilities or warehouses
“Red Bull has no production facilities or warehouses.”
David Senra Nov 25, 2025 ▶ 42:38 Red Bull's Billionaire Maniac Founder
Assertion Supported
Red Bull heir received $615 million in annual dividends
“His son inherited after his dad died, his part of the, of Red Bull. And his son's dividend this year was six hundred and fifteen million dollars.”
David Senra Nov 25, 2025 ▶ 48:45 Red Bull's Billionaire Maniac Founder
Assertion Not checkable as stated
Senra: Red Bull spends about half its marketing budget on unusual sports
“About half of the marketing budget is spent on unusual, unusual sports as running in the Himalayas, skydiving over the English channel, surfing on the Amazon, or Mike are mountain biking in a mine.”
David Senra Nov 25, 2025 ▶ 51:48 Red Bull's Billionaire Maniac Founder
Assertion Partly supported
Red Bull gave Air Race content free to over 70 TV stations
“When they put on the red bull air race the red bull air race world series, that content that red bull. Made and owned. They gave it to over 70 different television, television stations all over the world and said, Hey, We put all this money into this. Here's s…”
David Senra Nov 25, 2025 ▶ 53:46 Red Bull's Billionaire Maniac Founder
Assertion Not yet assessed · timeframe Nov 2025
Senra: Red Bull moved HQ to a 1,500-person village, making it wealthy
“Originally the company was headquarters in a bigger city called Salzburg, and he winds up moving the headquarters to this tiny village that I can't even pronounce, and it only has 1500 inhabitants. It's like almost all Red Bull. The local, like governing, like…”
David Senra Nov 25, 2025 ▶ 55:50 Red Bull's Billionaire Maniac Founder
Assertion Supported
Dietrich Mateschitz categorically ruled out taking Red Bull public or selling
“Mattis has also consistently and categorically ruled out a stock market listing. A sale or an IPO is not even remotely tempting.”
David Senra Nov 25, 2025 ▶ 59:18 Red Bull's Billionaire Maniac Founder
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