System Design · Apple · Medium
Cross-Device Wallpaper Sync Hard · System Design · Company Tags · Hints Design a wallpaper experience that syncs a user's selected wallpaper across all of their devices. Functional requirements: A wallpaper change made on one device must eventually propagate to the user's other devices. The device where the change was made should show the new wallpaper immediately. If remote propagation fails, that local change must remain visible and must not be rolled back. Fetch wallpaper…
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