Here's what nobody tells you when you're deciding between a scalable and non-scalable career: the expected value of a scalable career for the typical entrant is often low. Really low. Much lower than a non-scalable career.

I know that sounds backwards. Scalable careers have unlimited upside. They should be better, right?

They're only better if you win. And most people don't.

The Graveyard Nobody Sees

When a novelist succeeds, we hear about it. The biography. The interviews. The success story. We read memoirs from Stephen King and Danielle Steel about their journeys from rejection to success.

What we don't see is the graveyard of unpublished novels. The tens of thousands of manuscripts written by people with the same talent, the same drive, the same idea of writing the next great book. They wrote for ten years, collected rejection letters, finally gave up. No book deal. No interviews. No memoir. Just silence.

The same is true for entrepreneurs. We know about Steve Jobs, Mark Zuckerberg, Elon Musk. What we don't know about is the 99.9% of people who had startup ideas just as plausible, tried just as hard, and failed to get venture funding, failed to reach product-market fit, failed to scale. They burned years, spent their savings, and ended up back at salary jobs with nothing to show but scars.

This is Silent Evidence in action — the dead don't write autobiographies.

The Math of Scalability

A scalable profession generates a power-law distribution. That means:

Contrast this to a non-scalable profession like dentistry:

If you're a typical dentistry student, you can be confident you'll earn a solid living. Your base odds are good.

If you're a typical startup founder, your expected value might be negative. Most startups fail. Most founders end up worse off financially than if they'd kept a salary job.

But some founders hit billion-dollar outcomes. If you're that founder, the expected value of your career choice was justified retroactively. If you're the 95% who didn't hit that outcome, your expected value was negative. You just didn't know it in advance.

Zuckerberg from the Outside

In 2007, dropping out of Harvard to run a social media website looked insane. And statistically, it was insane. The base rate for success in that exact position was tiny. If you took a hundred people in Zuckerberg's position — Harvard dropout, running a competitive social media platform — how many would become billionaires?

Maybe one.

From the perspective of 2007, Zuckerberg's choice was a terrible decision. All you could see was a kid leaving an elite education to run a website. The thousands of failures who made the same bet are invisible. You only see Zuckerberg because Zuckerberg won.

This is the core problem with learning from success stories. The people who succeeded are telling you their story, which is survivorship bias. They're not representative of all the people who tried the same thing.

But here's the thing Taleb is pointing at: Zuckerberg didn't know, in 2007, that he was going to succeed. Nobody did. His decision-making process couldn't have been "I'm going to run a company and become a billionaire." That's not how it works. His process was "I have an idea, I think it can be valuable, I'm willing to take the risk."

That's a reasonable decision. But the expected value for an average person in that position is negative. The expected value for Zuckerberg in particular turned out to be positive, but he couldn't have known that.

The Thin Middle Problem

Here's what really matters: scalable careers have no middle. It's success or failure, wealth or nothing.

A novelist either becomes famous enough to live off writing, or they don't. There's rarely a stable middle of "I make $50K a year as a midlist author." Most published authors make minimal royalties.

An entrepreneur either scales to a valuable company or they don't. There's no "I made a modest income running a small business." Well, there is, but that's a non-scalable business. A scalable business is zero or success.

A recording artist either gets famous enough to earn from streaming and shows, or they earn almost nothing.

The thin middle is the structural trap. You spend ten years trying to make it work, earn nothing or very little, take the dream seriously, and finally give up. Meanwhile, if you'd chosen a non-scalable profession, you'd have been earning $200K steadily for ten years.

The Romance of Scalability

People romanticize scalable careers. There's a cultural narrative: "Do what you love, build something great, change the world, and you'll get rich." The narrative is true. But it's true for a tiny percentage of people.

For everyone else, the narrative is: "Spend ten years building something. Sacrifice stability. Take risks. Most likely, it doesn't work out. You're back to a normal job, but you're now ten years behind your peers in salary and advancement."

If you're going to pick a scalable career, you have to be honest about the odds. You have to know that the expected outcome is not success. The expected outcome is failure. The possibility of success exists and is enormous, but it's not probable.

Most people don't do this calculation honestly. They see the success stories (visible) and don't see the failures (invisible). They think their odds are better than they actually are.

When to Take the Scalable Bet

The scalable bet only makes sense if:

  1. You can afford to lose. This means your financial runway is long enough that failure doesn't destroy you. Taleb talks about this in the barbell strategy — you need a safe base so that you can take risks.

  2. You're betting on something you actually believe in. Not the dream of getting rich, but the specific idea. Because you're going to be working through the failure phase, and if you don't believe in the thing, you'll quit.

  3. You have a good understanding of the base rates. What percentage of entrepreneurs in your space succeed? What does "success" actually look like (most people are vague about this)? Are you better or worse than the base rate?

  4. The upside actually matters to you. If you'd be satisfied with $300K a year, why are you taking a scalable career? Just go be a consultant. If you actually need the upside to feel like your life is meaningful, then you can justify the risk.

The Real Decision

The scalable career isn't romantic. It's a specific bet with specific odds. And for most people, the odds are worse than a non-scalable career.

But for people in the rare position where the odds make sense — where they have runway, they believe deeply in the thing, and they genuinely need the upside — it's the right choice.

Most people are lying to themselves about which position they're in.