> any variation _at all_ leads to this, no need for outliers. A lot of dismissals miss this in talk about super popular celebrities. It just requires that some

> any variation _at all_ leads to this, no need for outliers. A lot of dismissals miss this in talk about super popular celebrities. It just requires that some people have more friends than other people. The people who have more friends are more likely to be friends with you than the people who have fewer friends [edit: even if "more friends" means five friends and "fewer friends" means four friends.] That's it. It isn't about outliers pulling up means.