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Writing on idea validation

Why startups fail, why they win, and what research actually costs. Every claim is tied to a source — the rule that governs the product governs the blog too.

Cost analysis11 August 2026 · 7 min read

Research is not expensive. Not doing it is — here is the arithmetic.

The real price of giving six months to an unvalidated idea is not the money you spend, it is the time. Put the numbers side by side and the decision gets easy.

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Success stories28 July 2026 · 8 min read

Airbnb, Dropbox, Slack: each of them found the answer before building the product.

The story these giants share is not a brilliant idea. It is that they tested their riskiest assumption in the cheapest possible way.

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Failure analysis14 July 2026 · 9 min read

They raised billions and still failed. The common cause was not technology.

Quibi, Juicero, Webvan, Better Place. None of them struggled to raise money, and all of them hired good engineers. What they all lacked was the same thing: a question nobody asked.

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