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A comment on macOS Monterey's new network quality tool is surprisingly good. Parent comment

Re:macOS Monterey's new network quality tool is surprisingly... by OskarS on Monday November 15, 2021 @09:22AM (#29227692)
APFS has CoW semantics, so I would assume it uses the APFS filesystem features.
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Re:macOS Monterey's new network quality tool is surprisingly... by yjftsjthsd-h on Monday November 15, 2021 @09:39AM (#29227901)
I'm pretty sure that feature is older than OS X, let alone APFS. It might be implemented using CoW now, but it certainly hasn't always been.
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