I Sold the Product Before I Built It

Wed, 10 Jun 2026 10:10:10 +0530

I Sold the Product Before I Built It

Concept-only customer interviews, no demo, no prototype — and why a commitment at the end of that conversation is the only demand signal I trust

The hardest thing I did this year wasn’t writing the architecture. It was sitting across from someone who wanted to know what the product looked like, and refusing to show them anything — because there was nothing to show, and because showing something would have ruined the only measurement I cared about.

Build-in-Public on BumbleB Technologies

I Sold the Product Before I Built It

I Sold the Product Before I Built It

Concept-only customer interviews, no demo, no prototype — and why a commitment at the end of that conversation is the only demand signal I trust