To me, the most interesting thing about this article is that people - or at least, the online dating profiles of the 25,000+ women that McKinlay datamined - do in fact cluster in a handful of groups, where individuals within each group have a surprising amount in common:


That doesn't mean the individuals are interchangeable, of course, but the existence of structure in the results is interesting. Who would have thought that women across the US do in fact tend to fit neatly into one of seven personality types?