Others employ dozens of scientists to create sophisticated, top-secret algorithms to match customers with similar personality traits (as opposed to shared interests, which are a far less significant predictor of compatibility), ignoring the adage “opposites attract”. “One suspects a lot of their claims are hype,” says Professor Dunbar.
“A secondary problem to this is feeling you don’t match up to your competition because the longer you spend on sites, the more you realise you’re up against vast numbers of singles.
Many singles I’ve met report starting out fairly confidently on online dating sites but then begin to feel they’re simply not good enough.” Lucy Wilkinson, has only one regret about her online dating adventures.
“I only wish I’d signed up years earlier, then Mark and I might have met sooner.
Nobody’s perfect, but for me, he’s as close as it comes.” Follow Telegraph World News on Twitter The Big Short, the film adaptation of Michael Lewis' book of the same name about the causes of the financial crisis, opens in UK cinemas this weekend.
But other sites, which can cost up to £3,000 a year to join, offer their clients a bespoke selection of potential partners to share your love of sushi, dachshunds or The Apprentice.