That's often true, but it's not nearly as simple as you imply. http://www.copyright.gov/reports/dbase.html http://www.copyright.gov/reports/dbase.html D&B and

That's often true, but it's not nearly as simple as you imply. http://www.copyright.gov/reports/dbase.html http://www.copyright.gov/reports/dbase.html D&B and Lexis-Nexis have aggressively defended the copyright status of various aspects of their respective databases of facts, for example.