# Product Discovery Notes · ClosedLoop AI

> Selected articles on customer research, product discovery and software development, with openly licensed article text.

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[Skip to main content](#main-content)[Blog](https://closedloop.sh/blog)/ Open articles

# Product Discovery Notes


Selected articles on customer research, product discovery and software development.

Article text in this collection is available under [CC BY 4.0](https://creativecommons.org/licenses/by/4.0/). Images, videos, trademarks and other third-party material are excluded. Other articles and website content retain their existing terms.

[Read the full-text RSS feed](https://closedloop.sh/blog/open-articles/feed.xml)


- ## [How Mews Turned Its R&D Org Into Product Builders](https://closedloop.sh/blog/how-mews-turned-rd-into-product-builders)


November 6, 2026 · Matej Stefanik

Mews moved its entire R&D organization to product builders in a single day. Here is why they did it, how it works day to day and what they learned.
- ## [The Mom Test, Applied: Customer Conversations That Don't Lie to You](https://closedloop.sh/blog/the-mom-test-customer-conversations)


November 3, 2026 · Matej Stefanik

The Mom Test in practice: its three rules, the three kinds of bad data, better questions to ask, and how to check the calls you already recorded.
- ## [How to Build a Voice of the Customer Program That Product Teams Actually Use](https://closedloop.sh/blog/voice-of-the-customer-program)


October 28, 2026 · Matej Stefanik

Build a voice of the customer program in five steps: pick the decision, connect existing feedback, rank themes by customer impact and close the loop.
- ## [How to Analyze Customer Feedback and Prioritize What to Build](https://closedloop.sh/blog/how-to-analyze-customer-feedback)


October 26, 2026 · Matej Stefanik

Learn how to analyze customer feedback, group evidence and prioritize product work using customer impact, revenue context and a practical worked example.
- ## [What Is a Product Builder? The Role, the Loop, and the New Bottleneck](https://closedloop.sh/blog/what-is-a-product-builder)


October 21, 2026 · Jiri Kobelka

A product builder owns a metric from problem to outcome: they decide what to build, build it with AI and ship it. Here's the role and the loop behind it.
- ## [Claude Code Can Build Anything. But Does It Know What Your Customers Actually Need?](https://closedloop.sh/blog/claude-code-agentic-coding-needs-product-intelligence)


February 24, 2026 · Jiri Kobelka

Claude Code hit $1B revenue in 6 months and writes 4% of all GitHub commits. But agentic coding tools build from ticket descriptions, not product insights. MCP is the bridge that changes everything.


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