Here is one bit:
I am reminded of a study of college friendships conducted by psychologists Angela Bahns, Kate Pickett and Christian Crandall. They found that students in a large, diverse campus sought out and befriended other students very much like themselves. In smaller universities with fewer friendship options, young people had more varied groups of friends because the alternative was to have no friends at all.
Our bias towards the status quo is not new — but perhaps we are taking advantage of new opportunities to indulge it.
Here is the full FT piece.