Flipkart

SpaceX

Flipkart

Marketplace model — Flipkart connects third-party sellers with consumers and takes a commission on every transaction, typically 5% to 25% depending on the category. Also operates a first-party retail business buying and reselling products directly, particularly in electronics and fashion.

Revenue streams include seller commissions, advertising (brands pay to appear in search results and banners), logistics services (Flipkart's in-house delivery network, Ekart, also serves other companies), and Flipkart Plus (loyalty program). The company runs periodic mega-sales — Big Billion Days — that generate billions in GMV over a few days, essentially India's version of Prime Day.

SpaceX

SpaceX makes money three ways. First, launch services — companies and governments pay SpaceX to put their satellites into orbit.

A Falcon 9 launch costs about $67 million, which undercut the competition by 75% when it debuted. Second, Starlink — SpaceX's own satellite internet constellation, which is now generating over $6 billion in annual revenue from 4+ million subscribers.

Third, government contracts — NASA pays SpaceX to ferry astronauts to the International Space Station and the DoD pays for national security launches.

The secret sauce is reusability. Before SpaceX, every rocket was used once and thrown into the ocean.

SpaceX figured out how to land the first stage booster back on Earth and fly it again. A single Falcon 9 booster has flown over 20 times.

That's like the difference between throwing away an airplane after every flight versus keeping it for decades.

Flipkart

Sachin Bansal and Binny Bansal — not related despite the shared surname — both worked at Amazon in its early days. They moved back to India in 2007 and started Flipkart as an online bookstore, literally copying the Amazon playbook from 1994.

Their first order was a book called "Leaving Microsoft to Change the World," which is almost too on-the-nose. But India in 2007 was nothing like America in 1994.

Internet penetration was low, credit cards were rare, delivery infrastructure was nonexistent, and most people had never bought anything online. The Bansals had to invent solutions for problems Amazon never faced.

Cash-on-delivery became the default payment method. They built their own logistics network because India Post couldn't handle e-commerce volumes.

Every assumption that worked in the US had to be rebuilt from scratch for India.

SpaceX

In 2001, Elon Musk had just sold PayPal to eBay for $1.5 billion and was sitting on roughly $180 million after taxes. Most people would buy an island.

Musk decided to buy rockets. His original idea was even weirder — he wanted to send a small greenhouse to Mars called "Mars Oasis" to reignite public interest in space exploration.

He flew to Russia three times to buy refurbished ICBMs. The Russians kept raising the price and at one point literally spat on him.

On the flight home from that last failed Russia trip, Musk opened a spreadsheet and started calculating the raw material costs of building a rocket from scratch. He realized the materials were only about 3% of the typical price of a rocket.

The rest was markup, inefficiency, and monopoly pricing by companies like Boeing and Lockheed Martin. He decided to build his own.

SpaceX was founded in June 2002 in a warehouse in El Segundo, California. Musk put in $100 million of his own money.

He hired Tom Mueller, a legendary rocket propulsion engineer who had been building rocket engines in his garage as a hobby. The first rocket, Falcon 1, was supposed to be the cheapest orbital rocket ever built.

It took six years and three spectacular explosions before it finally worked.

Flipkart

Category expansion from books to electronics to fashion to groceries — each new category brought new customers and increased purchase frequency. Cash-on-delivery removed the trust barrier for first-time online shoppers.

Building Ekart logistics gave Flipkart delivery reach into tier-2 and tier-3 cities that no third-party carrier could serve. Big Billion Days mega-sale events trained Indian consumers to shop online with massive discounts.

Acquisition strategy — bought Myntra (fashion), Jabong (fashion), eBay India (marketplace), and PhonePe (payments) to consolidate the market. Walmart's $16 billion acquisition in 2018 provided unlimited capital to compete with Amazon India.

Mobile-first design because most Indian consumers access the internet through smartphones, not computers.

SpaceX

SpaceX's growth strategy was simple: be cheaper than everyone, then be better than everyone, then be the only option.

They started by undercutting the launch market. The United Launch Alliance (Boeing + Lockheed Martin joint venture) was charging $300-400 million per launch.

SpaceX offered $67 million. Government agencies and commercial satellite companies started lining up.

Reusability was the real game-changer. Landing a rocket booster looked like science fiction when SpaceX first attempted it in 2013.

They failed over and over — spectacular ocean landings, explosions on drone ships, near-misses. But in December 2015, a Falcon 9 first stage landed back at Cape Canaveral.

It was the first time an orbital-class rocket had ever landed after a mission. Now they do it routinely — it's almost boring.

Starlink created a completely new revenue stream. Instead of just launching other people's satellites, SpaceX launched thousands of its own.

By 2024, Starlink had over 4 million subscribers and was generating billions in revenue. It turned SpaceX from a launch company into a telecom company.

Flipkart

Amazon India is a relentless competitor with Jeff Bezos publicly committing billions to win the market. Regulatory uncertainty — Indian e-commerce regulations around foreign ownership, deep discounting, and marketplace rules change frequently and can disrupt business models overnight.

Profitability has remained elusive despite massive scale — the combination of deep discounts, logistics costs, and competitive spending keeps margins thin. The Walmart acquisition created enormous pressure to demonstrate returns on a $16 billion investment.

Founder drama — Sachin Bansal was forced out after the Walmart deal over allegations of personal misconduct, creating leadership turbulence. And the fundamental challenge of e-commerce in India: a price-sensitive market where consumers will switch platforms for a 50-rupee discount.

SpaceX

The early days nearly killed the company. SpaceX's first three Falcon 1 launches all failed.

The first one in 2006 crashed 25 seconds after liftoff due to a corroded fuel line nut. The second in 2007 reached space but the second stage shut down early.

The third in 2008 failed because the first and second stages collided during separation. Musk had enough money for one more attempt.

If flight four failed, SpaceX was dead.

Flight four worked. On September 28, 2008, Falcon 1 became the first privately developed liquid-fuel rocket to reach orbit.

Musk has said he was so stressed during that period he was throwing up regularly.

The financial pressure was existential. Musk was simultaneously funding Tesla, which was also on the brink of bankruptcy in 2008.

He had to split his last $40 million between the two companies. He borrowed money for rent.

But right at the end of 2008, NASA awarded SpaceX a $1.6 billion contract to resupply the International Space Station. That contract saved the company.

Starship development has been its own saga. The rocket has exploded multiple times during testing.

Each failure costs hundreds of millions. But SpaceX treats failures as data — they move faster by blowing things up and iterating than competitors do by being cautious.

Flipkart

Flipkart marketplace — India's largest e-commerce platform with 150+ million products across dozens of categories. Myntra — fashion and lifestyle subsidiary, India's leading online fashion retailer.

Ekart logistics — in-house delivery network covering 90%+ of India's pin codes. Flipkart Wholesale — B2B platform for kiranas (mom-and-pop shops) to source inventory.

PhonePe — originally a Flipkart subsidiary, now independent, one of India's largest digital payments platforms processing billions of transactions. Flipkart Plus — loyalty program offering free shipping and early sale access.

Flipkart Quick — hyperlocal delivery for groceries and essentials.

SpaceX

Falcon 9 is the workhorse — the most-launched rocket in the world. It carries satellites to orbit and astronauts to the ISS, and the first stage lands itself for reuse.

Falcon Heavy is three Falcon 9 boosters strapped together — the most powerful operational rocket in the world until Starship came along. Dragon is the spacecraft that carries astronauts and cargo to the ISS.

It's the only American vehicle currently flying humans to space. Starlink is the satellite internet service — over 6,000 satellites in orbit delivering broadband to 100+ countries.

Starship is the big one — the tallest and most powerful rocket ever built, designed to carry 100+ people to Mars. It's still in testing but has already completed a full flight.

Flipkart

Key investors before the Walmart acquisition included Tiger Global Management, SoftBank Vision Fund, Accel Partners, Naspers, and Tencent. Walmart acquired 77% of Flipkart for $16 billion in 2018, the largest e-commerce acquisition in history at the time.

SpaceX

Founders Fund, Draper Fisher Jurvetson, Google, Fidelity Investments, Valor Equity Partners, Baillie Gifford, a]6z (Andreessen Horowitz), NASA (as customer/partner)