Case Studies

Lessons learned from real initiatives, implementations, validations, and projects.

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A Mac teleprompter built with Vibe Coding: a local AI model advances the lines automatically, so you don't scroll by hand while ...

Ahead of a small November 3 session with friends, I'm building a warm-up demo that turns light music into piano sheet music and ...

I joined a hackathon hosted by +81 Builders , where ai& showed how its CLI and skills turn an AI service into a deployable serve...

AI Director is a local director's workspace that breaks an idea into a storyboard, characters, voiceovers, and shots. It constra...

Starting from JVE, a judgment engine that appeared in 2026, this post abstracts development into a key-value pair of why and act...

A look at a voice-processing system I built in September from one app plus a set of servers. Long call recordings are compressed...

I attended the AI Film Hackathon in Tokyo at the Fujitsu Kawasaki Tower and used the AI animation tool Magnific for the first ti...

A Voice to Action system is complete. It runs on a second-hand, CPU-only PC at home as the server, with an App, the cloud, and F...

This article addresses the high cost of GPT‑6/Codex development requiring expensive Macs, and offers an alternative: a used PC f...