TLDR: A professional matchmaker finds their clients need to pay them because said clients are loathsome jerks who can't get a date any other way.<p>Next up: Most people are still shallow.
If the author makes 2.5 matches per person <i>interviewed</i> (in other words, at <i>least</i> 60% were immediate <i>mis</i>matches), perhaps she's in the wrong line of work in the first place.