In one experiment, the site took pairs of "bad" matches between two people - about 30% - and told them they were "exceptionally good" for each other, or 90% matches.

The ' Find out which candidate you should vote for' test Do you know who you're voting for in November?

Are you confused by all the ads, pundits, and arguments?

"This shows how easy it is for a company to put at risk the trust that users place in them," Daniel Tozer, a commercial technology partner at the law firm Harbottle and Lewis, told the BBC.

"There are data protection issues when you're using users' personal information, especially when it appears OKCupid are actually changing things on the page.

I'll be using advanced logic and my useless knowledge amassed over years of veg...

And welcome to my Useless Trivia As Determined By the Author Test.

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You are no leader or you wouldn't be here taking tests, instead you'd be starting a war, like a good responsible leader should.

The Sidekick One Question Test The world is divided into leaders and sidekicks.

This test will take away the bull and quiz you simply on the issues - then align you with the ca...