Data Mining and Amazon Wishlists
Data Mining 101: Finding Subversives with Amazon Wishlists.
Now, imagine the false alarms and abuses that are possible if you have lots more data, and lots more computers to slice and dice it.
Of course, there are applications where this sort of data mining makes a whole lot of sense. But finding terrorists isn’t one of them. It’s a needle-in-a-haystack problem, and piling on more hay doesn’t help matters much.