[KongchangAI]
Unverified50% confidenceEventExact time

After the blogger used Opus 5.5 to generate detailed prompts and handed them to DeepSeek in high-thinking mode, a PDF reading and annotation application called Folio was built from scratch, with a tech stack of Electron, React, TypeScript, and pdf.js.

1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/28/2026
First Seen
Valid until: 1/26/2027

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