You should probably take more notice of the way the cards lie after you shuffle them in the future. Because it turns out you’re seeing something no one else has ever seen before.

Every time you shuffle a pack of cards and then lay them out face-up in front of you, the way the cards are arranged is likely to have never been seen before and likely to never be seen again.

This is a rather startling revelation the mathematics of which is explained in this video.

It’s all about factorials, and the way in which the number of possibilities increases massively as the number of objects involved grows.