Yeah, but that's a customer cost, not an Apple cost.
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."
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."