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Decades: 590s BC - 580s BC - 570s BC - 560s BC - 550s BC - 540s BC - 530s BC - 520s BC - 510s BC - 500s BC - 490s BC
Significant People
... be unacceptable. See Professor Edward Felten's freedom-to-tinker Web site for information and pointers. An early example of a DRM system is the Content Scrambling System ...