1963 Doctor Who first appears on BBC television and goes on the be the longest running sci-fi show in history.
1991 Square releases Final Fantasy 2 for Super NES in the US. This, of course, is the same as Final Fantasy 4 in Japan. They really do advance before us don't they? Hehe.
2004 Blizzard releases World of Warcraft. WoW. Just WoW.