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The A/D bits exist entirely for the operating system's benefit. The Accessed bit tells the OS which pages have been recently used, enabling page replacement algorithms to choose pages to evict when memory runs low. The Dirty bit tells the OS which pages have been modified and must be written back to disk before eviction; clean pages can simply be discarded and re-read from disk later.
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The team are now trying to work out if this could be an example of very early Christianity.
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「Galaxy S26に磁石がないのはなぜ？」かをSamsungの研究開発責任者が説明