But Night Trap could not be exempted because it depicted violent actions involving realistic images of human beings rather than straightforward computer graphics.

The mature themed content of Night Trap made it the source of some controversy.

Sega, which introduced its own rating system this summer, labels Night Trap as inappropriate for children younger than 17.

Mr. Zito said that about 100,000 copies of Night Trap have been sold at roughly $60 each.

But Night Trap was still freely available as recently as this weekend.

Some video game experts said Night Trap should not be singled out for blame.

However, Night Trap received more attention than Voyeur during these proceedings.

The premise of Night Trap was borrowed from slasher films.

Needless to say Night Trap has not aged well as full motion video games quickly became an "interactive" fad that died quickly.

Night Trap is now infamous because of its part in the 1990s Congressional hearings on offensive video game material.