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Mixed Realities with TJ Kawamura

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Mixed Realities with TJ Kawamura

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Welcome to Mixed Realities, a place where I share thoughts on the future of the physical and digital worlds and the interactions between the two. I explore how these overlapping realities shape the way we live, connect, and create. I’m TJ Kawamura, an entrepreneur and investor exploring the intersections of technology, culture, and community. My background spans building companies, advising in the crypto and gaming space, and writing about emerging technologies and the rituals that shape daily life. You can find more about my work at tjkawamura.com

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Robinhood - Mixed Realities with TJ Kawamura

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Mixed Realities with TJ Kawamura

Why Appchains Make Sense for High‑Volume Consumer Platforms

An appchain is a dedicated blockchain built for a single product or ecosystem. Instead of competing for blockspace alongside thousands of unrelated apps, companies can spin up their own execution layer—usually secured by Ethereum. Today, most appchains are built on Ethereum Layer‑2s, combining Ethereum’s security with faster, cheaper transactions. Frameworks like Arbitrum Orbit and Optimism’s OP Stack make launching one nearly plug-and-play. Appchains are especially compelling for platforms a...