- They are showing 2 images. - maximum duration to choose is 20 seconds. So basically if you look one of them 10 seconds, seconds one 10 seconds. And make you

- They are showing 2 images. - maximum duration to choose is 20 seconds. So basically if you look one of them 10 seconds, seconds one 10 seconds. And make your choice. They can see your choice when they go back in your brain activity 11 seconds before. (If they can with MRI can see how much you like something while you are looking) So basically nothing much value here. (PS: when i see 'upto 11 seconds', this sounds like marketing talk)