Old.St Labs Blog

Your vibe-coded app is 80% done. The last 20% is where it gets expensive

AI can get an app 80% built fast. The final 20% includes security, scalability, edge cases, and maintainable code. That is where most AI-built prototypes stall and real product development begins.

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A modern smartphone resting on a wooden surface displays a delivery tracking app with a map, route path, and delivery statistics. Hovering above the screen is a glowing holographic AI assistant icon outlined in blue and white with an orange AI chip at its center, surrounded by subtle particle effects that create a futuristic augmented-reality appearance. The warm wood grain contrasts with the cool neon lighting, emphasizing the blend of AI technology and mobile app functionality.

Blog

Your vibe-coded app is 80% done. The last 20% is where it gets expensive

AI can get an app 80% built fast. The final 20% includes security, scalability, edge cases, and maintainable code. That is where most AI-built prototypes stall and real product development begins.

read more

Podcast

OSL Podcast: Why Founders Get Positioning Wrong, and How to Fix It: Craig Brown, Troubadour

Craig Brown shares why the fastest-growing B2B startups do not just market better. They understand their customers better, position themselves more clearly, and build with conviction.

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Podcast

OSL Podcast: Why Most AI Adoption Fails (And What Actually Works)

Most startup AI implementations fail because founders rush into tools without a clear strategy. Scott Evans and Richard Geary break down what it really takes to implement AI successfully and avoid costly mistakes.

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Blog

The Jekyll and Hyde of Vibe Coding

Vibe coding now means two things: developers using AI assistants, and non-technical founders building without oversight. We break down the risks of each - and how to navigate both.

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Podcast

OSL Podcast: What a Fractional CTO Really Thinks About Vibe Coding, AI Prototyping, and the Future of Software

Jason Margolin shares how AI is reshaping software development, where “vibe coding” falls short, and how non-technical founders can prototype smarter without a CTO.

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Blog

Old.St Labs achieves Cyber Essentials certification, strengthening client data security and trust

Old St Labs is Cyber Essentials certified, a UK government-backed standard proving we manage data securely and follow best-practice security protocols.

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