Sam BlumenthalVenture investor and founder. Previously, co-founded Pinstripe. Before that, Seed and Series A investing at CircleUp. EssaysAIZero Marginal Cost Intelligence is Inevitable (2025)As Switching Costs Decline, Usage Will Be the New Moat (2025)A Unified Theory of Imagination (2025)AI is Here: Musings on What it Could Mean (2023)Synthetic Media (2021)CommerceTaste, Status, & The Future of Shopping (2024)Social Media has a Commerce Problem (2023)Social Commerce: Web3 & The Digital Franchise Model (2022)eCommerce is Dead, it Just Doesn't Know it Yet (2021)Social Retail: Immersion & Serendipity (2023)Social NetworksThe Internet Rhymes: Lessons from the Evolution of Social Media (2024)The Quantum Mechanics of Social Networks (2023)Reddit Machina: Monetizing the edges of the Internet (2025)Online Communities: What Makes Them Tick? (2023)The Imagination Economy The Imagination Economy (2022)What Makes IP Valuable? (2022)Bored Ape Yacht Club is, in fact, Boring (2022)Marketing & AttributionHow the Sausage Gets Made: Digital Marketing & Attribution (2022)Measuring What Matters (2022)CultureStories as Currency (2022)Youthphoria: A Database of Culture (2022)MarketsMaking Sense of the Macro (2022)Signal Leverage (2021)