I'm not the author of the parent comment, but I read a couple years ago that Facebook opened a full datacenter that used Fusion IO disks, and I remember somethi

I'm not the author of the parent comment, but I read a couple years ago that Facebook opened a full datacenter that used Fusion IO disks, and I remember something like >$1 billion on Fusion IO disks alone. There are other big users, but I guess none as big as Facebook, and I don't really know how much money they were making, but the $1.1 billion also surprised me as quite low.