Many current online dating sites have found an ingenious way of defending their price points or differentiating themselves from competitors: The Hidden Algorithm, The Secret Matchmaking Analytics, or the Dr. [Insert Foreign-sounding Name]'s Guaranteed Personality Test. From a marketing perspective, the concept is brilliant – a claim that can neither be proven nor disproven. Yet in reality, these algorithms do not add any measurable probability of success. Does the fact that Person A likes fishing and Person B likes sushi mean they are meant to be? Or is this just a matter of statistically insignificant correlation rather than causality?