It's a clean, fast and effective medical procedure.
Just as shape, consistency and timing of our bowel movements are important indicators as to the health of our digestive system, so too is the colour of our poo. Brown, red, white or green, these colours tell us much about not only the foods that we eat, but whether you're absorbing important nutrients or have a bowel condition.
Might as well use your poopin' time to take in some literature.
There's a better way to go to the bathroom.