Decades: 10s 20s 30s 40s 50s - 60s - 70s 80s 90s 100s 110s
Years: 64 65 66 67 68 - 69 - 70 71 72 73 74
Births
Deaths
... of existing "digital rights management" and "copy protection" systems: Serial copy management system[?] (SCMS) Macrovision iTunes Windows media player[?] ...