In this episode of Stewart Squared, Stewart Alsop III sits down with his father, Stewart Alsop II, for a rich, cross-generational conversation about China’s technological ambitions and the shifting balance of global power in semiconductors, AI, and manufacturing. Together, they unpack how China achieved seven-nanometer chips without EUV, the dominance of TSMC and its partnership with Apple, the rise of Nvidia and the GPU revolution, and how decades of offshoring reshaped the U.S. industrial landscape. The conversation weaves through topics like robotics, ARM architecture, battery innovation, and the intertwined futures of hardware and software, offering a blend of history, strategy, and insight from two distinct perspectives shaped by time and technology.

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Timestamps

00:00 Stewart III opens with China’s semiconductor advances—7 nm chips without EUV—and its strategy to dominate manufacturing and robotics.
05:00 Stewart II explains TSMC’s two-nanometer lead, Apple’s tight partnership, and how GPUs differ from CPUs in AI.
10:00 The pair explore China’s robotics boom, humanoid robots, and demographic pressures alongside open-source AI and industrial scaling.
15:00 They shift to China’s political economy—local subsidies, Xi Jinping’s control, and the fragile balance of power in global manufacturing.
20:00 A deep dive into GPUs, TPUs, and ARM architecture; why Nvidia dominates and Intel missed the AI transition.
25:00 The conversation turns to TSMC’s origins, unions, and the offshoring of U.S. manufacturing.
30:00 They connect rare earths, EVs, and battery innovation to China’s industrial ecosystem.
35:00 Discussion of Ion Storage Systems and solid-state battery breakthroughs.
40:00 Reflections on TSMC’s fabs, Taiwan’s rise, and Stewart II’s early coverage of semiconductors.
45:00 They close with Raspberry Pi, embedded systems, and how hardware and software co-evolve.

Key Insights

1. China’s Strategic Technological Ascent – The episode opens with Stewart Alsop III outlining China’s rapid progress in semiconductors and robotics, noting its ability to manufacture seven-nanometer chips without EUV lithography. Stewart Alsop II contextualizes this as impressive but technologically behind TSMC’s two-nanometer standard. Together, they frame China’s innovation strategy as one built on scaling, reverse-engineering, and mastering production at the intersection of AI, automation, and manufacturing.
2. TSMC and Apple as the Core of the Semiconductor Ecosystem – Stewart II explains how Apple’s deep partnership with TSMC created an unbreakable bond between U.S. innovation and Taiwan’s fabrication prowess. TSMC’s role as the world’s premier chipmaker places it at the center of global supply chains and geopolitical tension. China’s SMIC, by contrast, lags in both process sophistication and accumulated expertise.
3. The GPU Revolution and Nvidia’s Moat – The Alsops trace how GPUs evolved from graphics engines to AI accelerators. Stewart II describes how Nvidia’s architectural foresight—optimizing GPUs for parallel data processing—made it indispensable for AI model training. Nvidia’s dominance stems not from revenue but from its early, irreplicable integration of software and silicon.
4. The Decline of Intel and the Shifting Silicon Hierarchy – Once synonymous with computing power, Intel failed to transition beyond CPUs into mobile or AI hardware. Stewart II recalls its early arrogance and missed opportunities, contrasting it with the rise of ARM architecture and specialized chips like Google’s TPUs and Amazon’s custom processors.
5. Global Manufacturing and the Legacy of Offshoring – The discussion traces how unions, cost pressures, and the search for efficiency pushed U.S. companies to move production to Asia. TSMC’s rise and China’s manufacturing dominance were unintended outcomes of decades of U.S. corporate strategy. Trump’s reshoring rhetoric, they agree, reacts to this long-term structural shift rather than reversing it.
6. China’s Localized Capitalism – Stewart II emphasizes that China’s industrial success depends not just on central planning but powerful local governments competing through subsidies. This decentralized competition creates both strength and instability, as overcapacity and internal price wars undermine growth.
7. From Chips to Embedded Systems and Beyond – The episode ends on a generational hand-off: Stewart III’s fascination with Raspberry Pi and live coding meets Stewart II’s reflections on the layers of hardware, firmware, and software that defined his career. Their exchange becomes a metaphor for how technology knowledge evolves—stacked, like the chips themselves, from one era’s expertise to the next.