The U.S. Supreme Court agreed Tuesday to revisit the thorny question of how to protect children from online smut without resorting to unconstitutional censorship. "The case asks whether, in the name of children, Congress wants to restrict too much material that adults have the right to see or buy. On a more practical level, the court will decide whether the government can require some form of an adults-only screening system to ensure children cannot see material deemed harmful to them."

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