> In any case, dedup just makes things more confusing to the customer— like, "you have X GB in files on your computer, but more than N-X GB free space because of magical deduplication." Or worse, "You deleted all those files, but didn't actually free up any space because they were dupes. So sad."
For what it's worth, this can already happen in APFS. While they don't have real deduplication, if you copy a file within Finder, that copy won't take up extra space.
For what it's worth, this can already happen in APFS. While they don't have real deduplication, if you copy a file within Finder, that copy won't take up extra space.