There are more channels and more violent programs available today and the graphic, realistic level of violence has expanded with the technology of special effects. Television doesn't affect my behavior. Maybe not, but stand on any playground and watch children play. Over the years you could easily identify Superman, Batman, Teenage Mutant Ninja Turtles, and Power Rangers.
Young children are in immediate danger from copying antisocial behavior.
Values are formed very early. Respect for authority, respect for others, and respect for self is negatively affected by antisocial programming. Children can tell the difference between reality and fantasy. No they can't. Not when they are young.