The a16z Podcast
The a16z Podcast

The Data Highway Above with Privateer’s Steve Wozniak, Alex Fielding, and Dr. Moriba Jah

Many people consider space to be the next frontier and equally an infinite horizon to explore. But the reality is that not all “space” is the same and there are strategic zones that don’t only matter up there – but down here on Earth. Lower Earth Orbit (LEO) is one of those regions – a zone filled w

Featured Speakers

a16z HostMoriba Jah GuestSteve Wozniak GuestAlex Fielding Guest

Topics Discussed

Episode Summary

Executive Summary: The episode centers on Privateer’s mission to make low Earth orbit safer and more sustainable as satellite traffic and debris grow rapidly. Steve Wozniak, Alex Fielding, and Moriba Jah argue that space is finite, poorly governed, and increasingly critical to Earth’s infrastructure. They discuss tracking debris, improving coordination and policy, and building a shared, transparent “single source of truth” for space operations.

Main Topics: Why space sustainability matters now (Priority: 5/5): The conversation frames low Earth orbit as a finite, strategically vital resource that underpins navigation, communications, climate monitoring, defense, and more. The speakers stress that space congestion is now an Earth-side infrastructure problem. Privateer’s mission and product approach (Priority: 5/5): Privateer is positioned as a company focused on space safety and accessibility through tools like Wayfinder, conjunction management software, and future satellite data infrastructure. The goal is to democratize situational awareness rather than gatekeep it. Space debris, orbital congestion, and finite capacity (Priority: 5/5): Moriba Jah and Alex Fielding explain that there are far more debris objects than people realize, most of which cannot be tracked from the ground. They argue that orbital highways can saturate, making collisions and interference increasingly likely. Governance, treaties, and enforcement gaps (Priority: 4/5): The speakers argue current space law is outdated, weakly enforced, and rooted in maritime analogies that no longer fit modern orbital realities. They call for transparency, better rules of right of way, and stronger government enforcement. Wozniak’s reflections on invention, iteration, and personal motivation (Priority: 4/5): Woz describes his path from wanting a computer for himself to building Apple products, emphasizing the roles of inventor, engineer, and visionary. He contrasts practical invention with long-range speculation and ties his values to doing good and building useful products. Circular economy for space: mitigation, reuse, removal (Priority: 4/5): Privateer’s longer-term framework includes preventing debris, measuring and monitoring objects, enabling reuse/recycling of assets on orbit, and supporting disposal/removal companies. The speakers see this as the start of a space circular economy. Accessibility, empathy, and the commercialization of space (Priority: 4/5): The conversation argues space should not be reserved for billionaires or a small elite. The team wants free or broadly accessible space situational awareness tools and a more participatory model that lowers barriers to entry globally.

Key Arguments: Low Earth orbit is not infinite; it is a finite, crowded resource with practical carrying capacity limits. Most space debris is invisible to ground radar, so the true scale of the problem is larger than the public understands. As launch costs fall dramatically, the rate of satellite deployment will accelerate and worsen congestion unless coordination improves. Current space law and treaty enforcement are inadequate; transparency and government-backed enforcement are needed. Privateer aims to provide a shared, open mapping and tracking layer for space rather than a proprietary gatekeeping model. Space infrastructure directly affects everyday life on Earth through GPS, timing, weather, agriculture, communications, and defense. A circular economy for space should prioritize mitigation and prevention first, then reuse, recycling, disposal, and removal. Space should be treated as a commons requiring stewardship, much like land, air, and oceans. Wozniak’s motivation has always been personal invention and making useful things that improve people’s lives, not merely scaling companies or maximizing profit.

Data Points: Working satellites vs. garbage (2006): 1,200 working satellites and 26,000 pieces of garbage - Moriba Jah describes the state of space debris when he began seeing the problem clearly at Mount Haleakala observations. Trackable debris size threshold: Bigger than a softball - Alex Fielding explains ground-based radar can only reliably see larger objects, not the many smaller pieces that can still cause damage. Untrackable debris quantity: Over 1 million pieces smaller than 1 centimeter - Fielding estimates the hidden scale of debris that cannot be easily observed from the ground. Compliance rate: Over 40% out of compliance - Jah cites IBM/UT Austin Arcade work indicating a large share of registered objects are not compliant with the Space Act and treaties. Orbital shell density estimate: About 110 million 10-kilometer bubbles between 250 km and 1,000 km - Jah uses this analogy to show how quickly near-Earth orbital space could be saturated. Automotive comparison: About 80 million cars last year - Used to illustrate that annual space vehicle production at similar scale could exhaust orbital spacing. GPS constellation size: About 30 GPS satellites - Fielding notes the U.S. GPS system has not meaningfully grown in 22 years and remains fragile. GPS uptime SLA: 95% - Fielding compares GPS reliability to utilities, arguing 95% would be unacceptable for electricity. Launch cost to LEO: From over $10,000/kg to the hundreds of dollars/kg - The speakers discuss the dramatic decline in launch costs and its impact on orbital crowding. Commercial share of launches: 80% commercial versus government - Wozniak notes that commercial launches now dominate recent launches, reversing historical patterns. Apollo 11 scale: Messages from 50+ countries - Fielding references lunar messages of peace and humanity to contrast with today’s more fragmented space behavior.

Pivotal Quotes: "I’m closer to low-earth orbit than I am to you, and I think that’s what people just don’t realise." — Moriba Jah: Used to emphasize how physically proximate and operationally relevant low Earth orbit is to life on Earth. "We want to make information available so people could do it if they want." — Steve Wozniak: Woz explains Privateer’s role as enabling access and understanding rather than extracting value from space. "If Privateer fails, it’s because humanity failed to recognize space as a frontier for all of us." — Alex Fielding: Fielding summarizes the company’s thesis that space must remain participatory and broadly accessible.

Implications: The episode argues space operations are becoming a mainstream infrastructure issue, not a niche frontier. If tracking, rules, and incentives don’t improve soon, congestion and debris could constrain access and raise risks for Earth-based systems.

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About The a16z Podcast

The a16z Podcast discusses tech and culture trends, news, and the future – especially as ‘software eats the world’. It features industry experts, business leaders, and other interesting thinkers and voices from around the world. This podcast is produced by Andreessen Horowitz (aka “a16z”), a Silicon Valley-based venture capital firm. Multiple episodes are released every week; visit a16z.com for more details and to sign up for our newsletters and other content as well!

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