Jacob Sansbury essay: assume a few years of normalcy left, SaaS and productivity tools are dead ideas

TAbrodi · x · 2026-10-02

In a 1,379-word essay ("The Last Human Medium"), engineer Jacob Sansbury argues that in a world where agents run every business, SaaS and developer tools built on "productivity inefficiency" stop making sense — agent-to-agent commerce needs no SaaS. His working assumption is only a few years of normalcy remain, which kills most conventional ideas on contact. He proposes shifting from productivity to creation as the durable human activity, notes he's been coding with LLMs since GPT-4 and Sonnet 3.5 while building a game engine, and mocks AI detectors: Pangram flagged his hand-typed note as AI-written.

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