Old style floor, AKA Crime Scenes, harbor bacteria, bodily fluids, germs, grime, feces, and other public enemies too horrible to mention. 

When that "Scooby Snack" comes in there's bound to be some blood on the floor.

 

"Frequent Flyers" who have had just two beers just can't wait to leave their mark.

 

Skels from every walk of life bring what they walked in into your house.

SAFETY 
Old style floor, AKA Crime Scenes, get very slippery with the addition of water, sweat, saliva, vomit, grease, grime, urine, feces, and any other moist substance.

 

Slips and falls at the wrong time and place, like the pumpkin patch, can be dangerous or fatal.

COMFORT

Hours on your feet on a hard surface can lead to backache, sore feet, knee pain, fatigue, and stress fractures.

ENDURANCE
It takes a tough floor to take the kind of pounding and abuse administered daily in a jail or prison.