WHY IT MATTERS
A company-centered archive becomes hard to connect over time. A topic-centered map preserves the lineage from research through implementation and its consequences.
WHAT CHANGED
The first content model now treats Topic as the primary organizing layer and Source, Company, Model, and Author as filtering dimensions.
QI'S TAKE
The site becomes more useful when it explains how an idea evolved than when it merely proves that I saw an announcement.
SOURCE NOTE
This is an editorial starter note for Digest.
The initial taxonomy follows the technical branches that shape AI practice: foundation models, reasoning, agents, multimodality, physical AI, infrastructure, AI engineering, and safety.