This is one of those things where if it all goes according to plan, normal people will have no idea it happened. But for us nerds, what Apple pulled off today seems almost impossible — tens of millions of devices are being upgraded to an altogether brand new file system, in place, silently. My sincere congratulations to Apple’s file system team on a job well done.
This accomplishment will go unnoticed, but it’s truly incredible what just happened.
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