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The Quantum Craft blog

Notes on software and AI

We write up what we learn building software and advising UK companies on adopting AI safely.

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Reading paths

5 November 2026

9 min read

Harden, refactor or rebuild an AI-built app?

Harden it, usually. A decision table for a vibe-coded app: what forces a rebuild, when refactoring one area is enough, and what each path takes and costs.

product

15 October 2026

11 min read

Auditing an AI-built app: what we check first

Start with who can read whose data. The checks we run on apps built with Lovable, Bolt.new or Replit, in the order they hurt, and how to run each yourself.

engineering

We also write about where AI falls short and what the regulation asks of you. New posts go up every week, and none sits behind an email wall.

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