I heard someone say once that we have to shuffle a deck of cards 7 times to get a good shuffle. This demo was setup to try to simulate how we shuffle cards, and turns out shuffling around 5 times gives a pretty good shuffle.
A few years back, my wife and I reset our lives: left our jobs, sold everything, were down to two bags each, and moved to India for a year. Since then we have kept things simple, and has made life more flexible and less stressful.
I heard someone say once that we have to shuffle a deck of cards 7 times to get a good shuffle. This demo was setup to try to simulate how we shuffle cards, and turns out shuffling around 5 times gives a pretty good shuffle.