Mark Ritson: Facebook’s segmentation abilities are depressingly impressive

The recent surge in attention being paid to the Russian influence on American society via its use of social media has produced a stream of ever more amazing insights.
A few months ago the headline that Russian operatives were using Google and Facebook to destabilise America and undermine its democratic process would have struck most people as the stuff of bad fiction. But as US lawmakers continue to investigate Russian social media tactics it has becoming clear that the question is not a matter