Vibe-coding a kid-friendly AI fortune teller for your Halloween festivities | Marco Casalaina (Microsoft VP)

In this impromptu Halloween special, Marco Casalaina (VP of Products for Core AI at Microsoft) demonstrates how he uses GitHub Spark to quickly build a mobile app that generates kid-friendly fortunes for trick-or-treaters.
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Where to find Marco Casalaina:
LinkedIn: linkedin.com/in/marcocasalaina
X: x.com/amrcn_werewolf?lang=en
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Where to find Claire Vo:
ChatPRD: chatprd.ai
Website: clairevo.com
LinkedIn: linkedin.com/in/clairevo
X: x.com/clairevo
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In this episode, we cover:
(00:00) Intro
(00:40) Marco’s Halloween fortune teller tradition
(02:54) Using GitHub Spark to create a fortune teller app
(04:32) Using Spec Kit for scoping out complex feature specs
(06:53) Making fortunes more concrete and kid-friendly
(10:20) Closing thoughts
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Tools referenced:
• GitHub Spark: github.com/features/spark
• SpecKit: github.com/github/spec-kit
• GitHub Copilot: github.com/features/copilot
• Cursor: cursor.com
• Claude Code: claude.com/product/claude-code
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