I don't understand your comment. What has changed?

Hari Seldon has finally completed his life's work?

I think he might be right, because what we see now is that a lot more social interaction in the broadest sense is conducted electronically and produces huge amounts of data. So, at lest, we get a chance to apply algorithmic techniques to these things. However, we're not very far along. It's more complicated to analyse biographies of criminals to devise effective crime prevention/rehabilitation measures than to figure out buying patterns in supermarkets.