Again, it depends on the context. If it’s for a one-off event with a lot of people you don’t know, there’s probably no need.
Real image compression (JPEG, PNG) uses different techniques (DCT, entropy coding), but quadtrees capture the same principle: spend your bits where the detail is, not uniformly across the whole image.
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An oil field in Tatarstan in OPEC+ member Russia.Photographer: Bloomberg