Another friend is about to marry the short, bald banker with absolutely no ‘online dating’ message-type chat she met at a party.
You can’t browse pictures or profiles – you wait to be matched by the mystery algorithm after answering the 400 questions – then you are guided through a contact process.
Some may think it lacks the spontaneity of other dating sites – and you certainly can’t use it to get a quick date for the weekend.
The price and process mean only the dedicated remain – but equally, can lead to people dropping out mid-process.
Controversy swirled in 2010 around its lack of same-sex matching resulting in a site launched later for gay and bisexual daters called Compatible Partners, but e Harmony now offers matching for both mixed and same sex couples from the main homepage.
But too many filters and rigid check-boxes can have you dismiss huge numbers of people at once – something that apps like Bumble, Happn and Tinder tried to do away with (though that brings its own set of issues).