Several MacMinute readers note that on this day three years ago Mac OS X 10.0 was released. Since then, Mac users have seen three major updates–10.1 (Puma), 10.2 (Jaguar) and 10.3 (Panther)–which have made Mac OS X exactly what Apple originally set out to create: “The world’s most advanced operating system, combining the power and openness of UNIX with the legendary ease of use and broad applications base of Macintosh.”