Advocacy groups like the Center for Democracy and Technology (CDT) quickly came out against the president’s threats. “This action sets a dangerous precedent. It chills private companies’ ability to engage frankly with the government about appropriate uses of their technology, which is especially important in national security settings that so often have reduced public visibility,” said CDT President and CEO Alexandra Givens, in a statement shared with Engadget. “These threats undermine the integrity of the innovation ecosystem, distort market incentives and normalize an expansive view of executive power that should worry Americans all across the political spectrum.”
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Quadtree-based image compression formats and level-of-detail systems all work this way. Satellite imagery, terrain rendering, and geographic information systems use quadtree decomposition to serve data at varying resolutions: zoomed out, you see large coarse blocks; zoomed in, you see fine-grained tiles. The same principle extends to three dimensions (octrees) for volume rendering and 3D spatial indexing.