A quadtree does the same thing for two-dimensional space. It takes a rectangular region and divides it into four equal quadrants: northwest, northeast, southwest, southeast. If a quadrant has too many points in it, it subdivides again and again. Each subdivision creates smaller and smaller cells where points are densely packed.
This represents a fundamental shift in how people discover content online. For years, we've optimized for Google's algorithm, carefully crafting meta descriptions and building backlinks to climb traditional search rankings. That work still matters, but a massive new traffic source has emerged that most content creators are completely ignoring. While everyone focuses exclusively on traditional SEO, AI Optimization is quietly becoming one of the most valuable skills for anyone who publishes content online.
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Alexey Milovidov Co-founder & CTO, ClickHouse
A curious detail that would so soon be replaced by thermal receipt printers.
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