Alex Yusupov from XboxFocus.com writes:
Games have been around for quite a long time, but in the past twenty or so years, some real revolutionary ideas were borne from the minds of geniuses. Many of these ideas impacted the industry permanently while others were whisked away, never to be remembered. Heck, there were even some that scarred our precious minds with their atrocious schematics. Just what were the most key events, the greatest games, the worst ideas and the most popular concepts? Keep reading to find out.