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The TechSurge: Deep Tech VC Podcast explores the frontiers of emerging tech, geopolitics, and business, with conversations tailored for entrepreneurs, technologists, and investment professionals. Presented by Celesta Capital, and hosted by Founding Partners Nic Brathwaite, Michael Marks, and Sriram Viswanathan. Send feedback and show ideas to techsurge@celesta.vc. Each discussion delves into the i... more

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Artwork for TechSurge: Deep Tech Podcast

Latest Episodes

For years, the United States told itself a reassuring story: China could manufacture and copy, but it couldn't innovate. That story is no longer credible. From DeepSeek's compute-efficient AI model to BYD's dominance of the global EV market, China is... more

YouTube

For thirty years, the United States largely ignored critical minerals. We mined less, processed less, and stockpiled less — while China quietly built the most dominant mineral supply chain in modern history. When China imposed rare earth export restr... more

YouTube

For years, crypto policy in the United States was defined less by clear rules than by the threat of enforcement. Startups and institutions building in the space operated in a gray zone: no clear guidance, no path to compliance, and always the possibi... more

Digital imaging is so ubiquitous today that it’s easy to forget how improbable it once was. In this episode of TechSurge, guest host Nic Brathwaite sits down with Dr. Eric Fossum, inventor of the CMOS active pixel image sensor, to unpack the breakthr... more

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Find out how many people listen to this podcast per episode and each month.

Recent Guests

Gracelin Baskaran
Director of Critical Mineral Security Program at the Center for Strategic and International Studies; mining economist
CSIS
Episode: Rare Earth Rush: Strategic Minerals and Tech's New Resource Wars
Hester Peirce
Commissioner, U.S. Securities and Exchange Commission (SEC)
SEC
Episode: The US Crypto Awakening
Eric Fossum
Inventor of CMOS Active Pixel Image Sensor; Professor at Dartmouth College
Dartmouth College
Episode: Pixels to Intelligence: The Next Era of Imaging
Helen Toner
Leader at Georgetown's Center for Security and Emerging Technology (CSET); Former OpenAI board member
Georgetown University / CSET
Episode: Sovereign AI Stacks: The New Strategic National Resource
Rumman Chowdhury
CEO of Humane Intelligence; former leader of algorithmic accountability at Twitter and Accenture; US State Department's first science envoy for AI
Humane Intelligence
Episode: Governing AI Before It Outpaces Us: Safety for Critical Infrastructure
Mr. S. Krishnan
Secretary at India's Ministry of Electronics and Information Technology
Ministry of Electronics and Information Technology
Episode: India: The Next Tech Global Superpower?
Amitabh Kant
Former CEO of NITI Aayog and India's G20 Sherpa
Episode: India: The Next Tech Global Superpower?
TK Kurien
CEO and managing partner of Premji Invest and former CEO of Wipro
Premji Invest
Episode: India: The Next Tech Global Superpower?
Ronnie Chatterji
Chief Economist at OpenAI
OpenAI
Episode: Blueprint for an AI Future: OpenAI Chief Economist on How AI Will Shape the Global Economy

Host

Sriram Viswanathan
Founding managing partner at Celesta Capital; co-host of deep tech discourse with a focus on investing and strategic tech trends

Reviews

4.6 out of 5 stars from 64 ratings
  • Very educational!

    I recently listened to the episode on crypto and I enjoyed how thorough the episode was! I learned a lot about the issues surrounding a topic I didn't really fully understand. I look forward to learning more about other things in future episodes too!

    Apple Podcasts
    5
    FindingHopeAfterLoss
    United States22 days ago
  • Crypto!

    The latest episode I’ve learned so much from understanding the background of crypto, really enjoyed the episode. Subscribing to the podcast!

    Apple Podcasts
    5
    The Influence Exchange
    United States23 days ago
  • Super interesting!

    Super interesting show. Love the discussions around AI and business. The hosts do a great job of explaining things and making some of the more mundane stuff interesting. Highly recommend.

    Apple Podcasts
    5
    maj8614
    United States23 days ago
  • Well produced!

    Offers clear, insightful conversations on complex tech topics without feeling too overwhelming. The host spring on strong guests, keeping discussions, thoughtful, and making it a great lesson for anyone curious about where tech is headed.

    Apple Podcasts
    4
    justme514
    United States23 days ago
  • If you love tech… listen up!

    This podcast does a great job breaking down complex tech and business topics in a way that’s actually interesting to listen to. The hosts ask thoughtful questions, and the guests bring a lot of real-world insight from the industry. I like that it covers both big-picture trends and practical advice for founders and tech enthusiasts. Definitely a solid listen if you want to stay up to date on what’s happening in tech.

    Apple Podcasts
    5
    FlyingStandby
    United States24 days ago

Listeners Say

Key themes from listener reviews, highlighting what works and what could be improved about the show.

The host lineup delivers high-level tech and policy insights with marquee guests.
Rigorous tech conversations that stay practical for founders and investors.
Consistently strong guests; a great resource for staying ahead in tech trends.
Thoughtful interviews with deep dives into AI policy and governance.
Clear, engaging discussions with credible experts and leaders in tech.”

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Talking Points

Recent interactions between the hosts and their guests.

Rare Earth Rush: Strategic Minerals and Tech's New Resource Wars
Q: How should tech and manufacturing companies think about reducing supply chain dependence for minerals in their products?
Adopt dual sourcing and strategic partnerships, push for industry-agnostic demand signals across allied countries to boost scale, invest in domestic processing and recycling capabilities, and support policies that incentivize secure, diversified supply chains rather than relying on a single source.
Rare Earth Rush: Strategic Minerals and Tech's New Resource Wars
Q: What are the additional risks from global dependence on critical minerals beyond China's dominance, and how should firms mitigate them?
Risks include tariffs, logistics bottlenecks, refinery and processing capacity constraints, price volatility, and geopolitical disruptions. Mitigation involves diversifying supply sources, building multi-national demand through allied coalitions, investing in recycling and alternative processing technologies, and pursuing policy tools like stockpiles and industry-wide demand aggregation.
The US Crypto Awakening
Q: What change in policy thinking since 2025 does the guest view as most durable?
A shift from enforcement as a hammer to listening-based rulemaking, issuing interpretive guidance, and creating durable frameworks that market participants can rely on, with ongoing conversations to align aims with market realities.
The US Crypto Awakening
Q: How does the Howey Test apply to crypto assets and tokenized securities?
The Howey Test defines a security by investment contracts and profits from others' efforts; the SEC has provided interpretive guidance to help market participants understand when crypto assets fit securities laws and when they do not, with ongoing questions about tokenized securities and capital raising.
Betting Early on Zoom, Canva, and Crypto: Inside the Playbook of Visionary Solo VC Bill Tai
Q: What was it that drew you to Zoom?
Tai found a structural change in the market along with the right entrepreneur in Eric Wan, who could build a culture and team necessary for success.

Audience Metrics

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Frequently Asked Questions About TechSurge: Deep Tech Podcast

What is TechSurge: Deep Tech Podcast about and what kind of topics does it cover?

The series covers frontier technology, AI governance, deep tech entrepreneurship, and market dynamics with a strong emphasis on policy, infrastructure, and global tech strategy. Episodes feature interviews with VCs, founders, policymakers, and technologists who explain how emerging tech—from AI and data centers to semiconductors and imaging sensors—will shape business, regulation, and competition. A notable strength is the high-caliber guest roster and the ability to connect technical detail with strategic implications for investors, startups, and enterprise buyers, making it valuable for listeners who want actionable insights and a broader view of tech-enabled growth and risk. The show tends to blend practical founder advice with macro per... more

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How many episodes of TechSurge: Deep Tech Podcast are there?

TechSurge: Deep Tech Podcast launched 2 years ago and published 34 episodes to date. You can find more information about this podcast including rankings, audience demographics and engagement in our podcast database.

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What guests have appeared on TechSurge: Deep Tech Podcast?

Recent guests on TechSurge: Deep Tech Podcast include:

1. Gracelin Baskaran
2. Hester Peirce
3. Eric Fossum
4. Helen Toner
5. Rumman Chowdhury
6. Mr. S. Krishnan
7. Amitabh Kant
8. TK Kurien

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