Musings from the PlayStation manual..

Showing that the folks at Sony are either really trying to cover their
asses, or have a sense of humor, or both..

"Consult your physician before playing video games if you have an epileptic
condition or experience any of the following symptoms while playing video
games: altered vision, muscle twitching, other involuntary movements, loss
of awareness of your surroundings, mental confusion, and/or convulsions."

"Do not play a game when you are very tired or short of sleep."

"If the unit causes interference to radio or television reception, turn off
the unit or move it away from the radio or television."

"Press OPEN.  The disc cover opens."

"Never touch the disc while it is moving.  Otherwise, you may injure
yourself.."

"Be careful not to press RESET while playing the game, or the game will end."

"Stop using this unit immediately if you begin to feel tired or if you
experience an unpleasant sensation or pain in your hands and/or arms while
operating the controller.  If the condition persists, consult a doctor."

"Do not attempt to operate the controller in any way except with your hands.
Do not bring the Controller into close contact with your head, face, or
near the bones of any other part of your body."

"Absolutely do not use the vibration function of the Analog Controller when
your fingers, hands, wrists, or arms are broken, dislocated, or sprained; or
if you have a pulled muscle.  These ailments may become worse due to the
vibration of the controller."