Only 3% of people can find the mistake in this illusion in five seconds – & you’re part of the high IQ club if you can [Video]

FOUND yourself at a loose end this weekend? Well, we have just the thing to keep you and your brain busy.

A mind-blowing optical illusion is baffling the web as it shows internet users rows and columns of the same word.

While everything looks okay at first glance, there is one mistake in this image, and the challenge for the readers is to spot it in just five seconds.

This optical illusion is a real challenge as only those with a high IQ and 20/20 vision stand a chance of spotting the error before the time runs out.

The viral picture consists of one word – ”after” – repeated over and over again.

However, whilst you may assume the word has been copied dozens of times, there is one word that doesn’t quite fit …