Those 500 PB imply a competent staff, a world-class infrastructure, and worthwhile applications. These things don't materialize suddenly: they start maturing wh

Those 500 PB imply a competent staff, a world-class infrastructure, and worthwhile applications. These things don't materialize suddenly: they start maturing when the data set is 500 GB or even just planned and they usually mature enough to switch technology multiple times as the scale rises.