More data concentration makes for a more worthwhile target, thus wiping out at least some of the potential upside. The net effect may very well be negative.
Given the regular stream of extremely large data leaks even from providers who should have size, motivation and competency to protect that data, I find it incredibly hard to believe anyone who tries to assure me, that they won't be breached.
Given the regular stream of extremely large data leaks even from providers who should have size, motivation and competency to protect that data, I find it incredibly hard to believe anyone who tries to assure me, that they won't be breached.