PA House Passes PL Filtering Bill.

Reports on the use of filtering software. Approval by the Pennsylvania House of Representatives of a bill that requires public libraries to install filtering software because of concern about sexual predators using libraries to access pornography and prey on children; Effect of a Library of Congress copyright ruling on filter company CyberPatrol's lawsuit; Concern that the filters on computers in the children's sections of Montgomery County Library in Maryland are defective; How a filtering policy in Nevada gives children more Internet access.