3 killer businesses hiding in plain sight
- 01The Hidden World of Niche B2B Infrastructure Businesses
- 02The Supply Chain Fragility of Biological Research Inputs
- 03Vertical Integration as a Moat in Commodity-Dependent Businesses
- 04The Arbitrage of Operating in "Un-Sexy" Industries
- 05Domain Knowledge Inherited in Childhood Is a Startup Superpower
- 06Noticing as an Entrepreneurial and Creative Operating System
1. Key Themes
The Hidden World of Niche B2B Infrastructure Businesses
Some of the most lucrative businesses in the world operate completely beneath the radar of smart, educated people — and that's precisely why they're opportunity-rich. Sam uses Charles River Labs and the monkey supply chain as a vivid illustration.
"Charles River Labs... they work with like 80% of biotech companies. Like it's crazy. Like the scale is pretty crazy. Even crazy. I think it's like 80% of drugs that go to market get tested with them. Like they just have this absolute monopoly. They do $4 billion a year in revenue." 00:06:50
The Supply Chain Fragility of Biological Research Inputs
The non-human primate (NHP) supply chain is a critical, underappreciated bottleneck in global drug development — one that geopolitical events can shatter overnight.
"At the time, China supplied like 60% of the world's non-human primates. They breed them. They were supplying them. China just went cold turkey. They just stopped exporting. They were like, we're going to keep them all for ourselves. And so there was this huge supply shock. Prices shoot up to 50,000 per monkey." 00:05:47
Vertical Integration as a Moat in Commodity-Dependent Businesses
Charles River Labs' response to supply shock — acquiring a monkey breeding operation — illustrates a broader strategic principle: when your inputs are volatile, control the supply chain.
"They bought a monkey breeding business. Like a supply. Like part of the monkey supply chain. Because they were like so dependent on these wild swings. They bought one for $500 million. Just to control the supply better." 00:07:19
The Arbitrage of Operating in "Un-Sexy" Industries
Sam articulates a clear investment and entrepreneurial thesis: the smart-person talent pool clusters around consumer tech, creating weak competition in industries that require domain knowledge most people never encounter.
"There's a lot of money to be made doing things that are just off the beaten path because there's this arbitrage between what smart people learn about in their day-to-day life or school... You simply want to just stay away from that and go into things that they just haven't heard about, they don't know too much about... Go into a category that is just not ripe with really smart, high-agency people. And you're playing against weak competition." 00:14:59
Domain Knowledge Inherited in Childhood Is a Startup Superpower
The episode repeatedly surfaces examples where the founder's edge came not from research but from childhood immersion in an industry — dental offices, generators, escape rooms.
"How lucky are you that you were born in the situation where you are just — your eyes are open. We had another guy who had a business servicing generators... he explained the story, how he got into it... it was like this winding row of, like, I worked for this company..." 00:17:25
And on the dental founder:
"He was like, oh, my mother was a dentist... my summers when I was a teenager, I just worked in the dental practice." 00:16:54
Noticing as an Entrepreneurial and Creative Operating System
Both Sam and Shaan identify "noticing" — paying deliberate attention to the frictions, gaps, and oddities of everyday life — as the foundational skill that separates great entrepreneurs, comedians, and writers from average ones.
"It starts with noticing. Paul Graham wrote this essay called How to Do Great Work... you follow it all the way to the edge of the frontier... And when you're at the frontier, you notice, oh shit. You got to kind of step over these gaps that exist... it's only when you're in the frontier there that you will find the gaps." 00:20:36
Underrated Traits With Asymmetric Alpha: Enthusiasm and Noticing
Sam identifies two specific traits — noticing and enthusiasm — that are disproportionately valuable but systematically underutilized because high-status people find them embarrassing to practice openly.
"Imagine there was another game that had the same prize pool as the world Fortnite championship, but there's only seven players. You know, that's what happens with some of these traits like noticing... Enthusiasm is such an underrated trait. Everybody knows that enthusiasm is a positive attribute to have, but it's something that smart people feel stupid when they do it." 00:24:51
The Paul Graham Framework: Interest as Both Motor and Rudder
Sam unpacks Paul Graham's "How to Do Great Work" essay as an actionable framework: follow genuine excitement both as motivation and as a navigation system toward lower-competition frontiers.
"He basically says, let your excitement or your interest be the motor of the boat as well as the rudder. So it's like, it's the motor that motivates you. And it's the rudder that guides you of which way to go." 00:21:04
Childhood Play Patterns Predict Adult Obsessions — and Business Niches
Dan Brown's father's Christmas treasure maps directly seeded The Da Vinci Code. Elan Lee's lifelong obsession with games built a dominant board game empire. Sam's love of strategy games became his career.
"His gift was, here's a map. Go find it. He had a scavenger hunt to go find his gifts... if you look at The Da Vinci Code, what is it? It's a treasure hunt story. And he just tells it better than anyone else on earth." 00:30:17
2. Contrarian Perspectives
Being Authentically "Too Weird" Is a Talent Acquisition Strategy, Not a Social Liability
Most people moderate their quirks to be broadly palatable. Sam argues the opposite: being maximally yourself is a filter that repels the wrong collaborators and magnetizes the right ones.
"If you do the shit that's the most you, you will only repel people who want to be at the strip club and you will attract people who are like you. Those will be the people who you end up working really well with, right? Because, like, you will attract like-minded people. It becomes a honeypot." 00:32:42
Smart People Systematically Avoid the Traits That Would Make Them Most Effective
Conventional wisdom says smart people optimize toward high-status behaviors. Sam argues this is precisely why noticing and enthusiasm have almost no competition among talented people — the very people who could benefit most opt out.
"There's these like handful of traits that smart people refuse to work on, which makes it like an uncompetitive playing field. You could just go dominate with very little effort." 00:25:48
The Best Business Founders Often Have No Formal Industry Credentials — Just Childhood Exposure
The episode implicitly challenges the idea that you need professional credentials or research to find great startup ideas. The best ideas come from people who saw a problem as children without framing it as a "problem."
"He was like, I got to like, my summers when I was a teenager, I just worked in the dental practice... the greatest gift financially that you've been given is the fact that your mother was a small business owner and you got to see firsthand these problems." 00:16:54
Awe Is a Productivity and Mental Health Tool, Not Just a Pleasant Emotion
Shaan makes the non-obvious argument that intentionally seeking awe — through nature, great founders, or scale — reduces anxiety by temporarily eliminating self-centered rumination, making it a strategic input for creative and entrepreneurial thinking.
"Awe is interesting because I have found... it reduces anxiety and depression because it creates the self-diminishing emotion. So a lot of times anxiety and depression exists because you are the center of all your problems. It's basically me, me, me." 00:39:50
Pursuing the Wildly Niche or "Silly" Interest Is More Financially Rational Than Pursuing Prestige
The conventional path is to work on "serious," legible problems. Both the Exploding Kittens story and the dental back-office story suggest the opposite: the people who treated their weird obsession seriously built the biggest businesses.
"What happens is we find these things that we're interested in, but we blow them off. We just brush them off as if they're sort of trivial, they're meaningless, they are irrelevant, or they're childish, or they're silly, or they're not serious. I should do a serious thing. But it's the people who pay attention to these things that are on the surface somewhat unserious, but they take a simple idea, they take it seriously, and they turn it into something that actually matters." 00:30:47
3. Companies Identified
Charles River Labs
A contract research organization (CRO) based near Boston that provides preclinical research services — including animal testing — to pharmaceutical and biotech companies. Mentioned as a near-monopoly in drug testing infrastructure.
"They work with like 80% of biotech companies... I think it's like 80% of drugs that go to market get tested with them. Like they just have this absolute monopoly. They do $4 billion a year in revenue. Yeah. It's a publicly traded company. They bought a monkey breeding business... for $500 million." 00:06:50
Daydream Dental
An AI-assisted dental back-office revenue cycle management company. Targets dental practices to take over insurance billing, claims filing, and patient insurance verification using AI and specialized staff.
"He goes to those dentists and he says, hey, let us take over that function for you. We will use AI and smart people and computers to basically do a better job of that than Debbie can... We will collect 15%, 20% more revenue that you're just leaving on the table. That's the pitch... he was doing, I think in year two, close to $10 million a year in revenue." 00:16:25
American Express
Global financial services company. Mentioned in the context of the 1960s soybean oil scandal where AmEx served as a commodity inventory verification guarantor — a little-known but massive revenue line that nearly sank the company and created Warren Buffett's famous investment opportunity.
"American Express is in the soybean oil checking business. And you'd have no idea how many strange variety businesses exist. And by the way, it was like a multi-hundred million dollar a year business to, like, be in this soybean checking oil business." 00:13:30
Exploding Kittens (Elan Lee's company)
A card and board game company. Mentioned for its dominance in retail board games.
"If you walk in the aisle of Target, in the board card game aisle, he's made like seven of the top ten selling games in the world." 00:33:28
Mercury
A fintech banking product for businesses and individuals. Mentioned by Sam as his personal banking solution across all his businesses.
"I use Mercury for all my businesses. I think I have like maybe seven or eight businesses. We use Mercury as our business banking across all of them." 00:37:22
Coves (QOVES)
A direct-to-consumer "looks analysis" platform (qoves.com) that provides facial feature assessments and improvement suggestions. Mentioned as an example of effective targeted Instagram advertising.
"I've been getting targeted like crazy by this app and I bought it. It's $150. The ad worked... their Instagram... has a million followers and it basically tells you like what people can do to improve their looks." 00:01:43
4. People Identified
Elan Lee
Co-creator of Exploding Kittens and formerly a lead designer on the original Xbox at Microsoft. Mentioned as an exemplar of someone who built massive wealth by never abandoning his childhood obsessions with games.
"He had glasses that are just two lenses... he was on his hands and knees... he made in his pocket an empty deck that he could just take a Sharpie and make a game up on the spot. That's kind of what he was doing for us... he was prototyping on us." 00:35:26 "My first job was Xbox. Microsoft handed me a bunch of money and a team. And it was like, designed a competitor to the PlayStation. So that's the first prototype Xbox we ever made." 00:34:45
Paul Graham
Co-founder of Y Combinator and essayist. Cited for his essay "How to Do Great Work" and its framework for finding and following genuine interest to the frontier of a field where real gaps appear.
"Paul Graham wrote this essay called How to Do Great Work... he basically says, look, here's the formula. You want to first just follow the path of most excitement... being really interested in something is highly motivating... And he goes, two, it's differentiating. Because exactly what interests you is not what interests most people." 00:20:36
Jerry Seinfeld
Stand-up comedian and creator of Seinfeld. Cited as a model of disciplined daily creative practice — writing jokes every morning for 40 years — and for the observational noticing habit underlying great comedy.
"Jerry Seinfeld has this daily writing habit. Every morning, first two hours of the day, he sits down with a legal pad and a pencil and a coffee. He just writes... He's been doing that for 40 years." 00:23:26
Dan Brown
Author of The Da Vinci Code. Cited as an example of how childhood experiences (father's Christmas treasure hunts) directly seed lifelong obsessions and eventually world-class creative output.
"His dad would put a treasure map. And so he would wake up and every kid goes and they just unpack the gift. His gift was, here's a map. Go find it... if you look at The Da Vinci Code, what is it? It's a treasure hunt story. And he just tells it better than anyone else on earth." 00:30:17
Mark Manson
Author of The Subtle Art of Not Giving a F***. Mentioned as an example of noticing producing breakthrough creative work — the book title came from noticing a band's song title and writing it down.
"He wrote that book and it's like, he was blogging... nothing really resonated the same level as this idea did. And where'd that name come from? And he was like, oh, I actually really liked this band... I just noticed that, like, I just really liked that name... I wrote that down and that became the book title. And it's like, noticing is such a superpower." 00:20:07
Rick Rubin
Legendary music producer. Cited briefly as a practitioner and proponent of the "noticing" discipline as the foundation of creative work.
"If you go listen to, like, what Rick Rubin says, what the great comedians say, it's all about noticing." 00:19:00
Eddie Murphy
Comedian and actor. Cited by Shaan for articulating the concept of "sensitivity" — the ability to notice micro-details others miss — as the foundation of great comedy.
"I'm a great comedian for a bunch of reasons. One of them is that I'm super sensitive to stuff. If I give the valet my car and he comes back with the car and it just slightly smells like different, I can make that joke about that slight smell... they're just not sensitive enough." 00:22:56
Robert Greene
Author (48 Laws of Power, Mastery). Cited briefly for the same advice about looking to childhood to identify authentic obsessions.
"Yeah, that's what Robert Greene says." 00:28:17
Warren Buffett
Legendary investor. Cited for his contrarian purchase of American Express stock during the soybean oil scandal — identifying that consumer trust in the brand was intact despite institutional embarrassment.
"Warren Buffett goes around and he was like, you know, American Express stock is down right now... I have a feeling that the people who are using American Express, they don't really give a shit about this. They still trust that American Express is good for, you know, credit cards." 00:13:08
Neil Patel and Eric Su
Co-hosts of the Marketing School podcast (HubSpot Podcast Network). Mentioned as real-world practitioner marketers running businesses while podcasting.
"It is run by Neil Patel and Eric Su. And these guys are both marketers who are running businesses. And so if you want real world tactics from practitioners who are actually out there in the field, doing it, this is the podcast for you." 00:46:35
5. Operating Insights
Build Deliberate Systems for Exposure to Interesting Problems — Then Slow Down Enough to Notice Them
Sam explicitly warns that noticing requires structural intervention: you must engineer your life to encounter novel inputs and then protect the cognitive space to register them. Busyness is the enemy of this.
"You have to really, like, create a system where you are going to be exposed to interesting things and then a habit of noticing them, of paying attention to them, of writing things down, of slowing down, of not being too busy, not being too distracted, of being more present." 00:19:37
Use Authenticity as a Talent Filter, Not Just Personal Expression
Sam's Toronto trip story reveals a concrete operating tactic: when you organize your team celebrations, offsites, and culture around your genuine interests rather than generic "cool" activities, you passively select for people who share your values — improving long-term team cohesion.
"If you do the shit that's the most you, you will only repel people who want to be at the strip club and you will attract people who are like you. Those will be the people who you end up working really well with." 00:32:42
Prototype in the Room — Always Have a Working Test in Your Pocket
Elan Lee's habit of carrying a blank card deck and Sharpie to prototype game mechanics on any available audience illustrates a powerful operator habit: compress the feedback loop by making live testing always possible, treating every social interaction as a potential user research session.
"He made in his pocket an empty deck that he could just take a Sharpie and make a game up on the spot. That's kind of what he was doing for us... he was getting our reactions. Like being a comedian and throwing out jokes to see if they're any good." 00:35:57
6. Overlooked Insights
The Dental and Generator Back-Office Model Is a Replicable Template Across Every Fragmented, Insurance-Adjacent Industry
Sam and Shaan spend meaningful time on Daydream Dental's model — AI plus offshore labor taking over a revenue-leaky back-office function for a price on recovered revenue — but neither explicitly names how replicable this template is. Dental is one of dozens of fragmented, insurance-billing-heavy industries (optometry, physical therapy, chiropractic, veterinary, home health, behavioral health) where the same model applies: find Debbie, replace her with AI and specialized humans, charge on recovered revenue. The model has near-zero upfront cost to the customer, self-funds from revenue uplift, and is trivially defensible in any specialty vertical where incumbents haven't built it.
"He goes to those dentists and he says, hey, let us take over that function for you. We will use AI and smart people and computers to basically do a better job of that than Debbie can... We will collect 15%, 20% more revenue that you're just leaving on the table. That's the pitch... he was doing, I think in year two, close to $10 million a year in revenue." 00:16:25
Charles River Labs' $500M Vertical Integration Move Signals a Broader Investment Theme: Single-Source Biological Supply Chain Vulnerability
Neither host dwells on the investment implication, but Charles River Labs paying $500 million for a monkey breeding facility — because geopolitical risk (China cutting off NHP exports) nearly crippled their business — is a signal of a massive, underappreciated infrastructure gap. Any company at the intersection of life sciences and biological input supply (cell lines, organoids, model organisms, bioreactor consumables) faces the same fragility. The investor implication: domestic or allied-nation biological supply chain companies are structurally undervalued because the risk they hedge is invisible until a shock event — exactly as monkey prices going from $2,000 to $50,000 was invisible until COVID.
"China supplied like 60% of the world's non-human primates... China just went cold turkey... prices shoot up to 50,000 per monkey... They bought a monkey breeding business... for $500 million. Just to control the supply better." 00:05:47