Both of those examples come mostly from innovative technology, not economics of sscale. 10TB drives today are literally completely different things than 10TB drives from 20 years ago.
Well 10TB drives didn't exist 20 years ago. Even 10TB total on a server was an almost unthinkable amount of storage.
Well 10TB drives didn't exist 20 years ago. Even 10TB total on a server was an almost unthinkable amount of storage.