by Mike Krumboltz Microsoft's Halo video game franchise hasn't been around as long as Donkey Kong or Pac-Man , but it's already had a huge impact. That's thanks, in large part, to the franchise's sweet visuals and cutting-edge gameplay. One wonders if Halo would have been as big a success had it been released back in the early '80s, when the Atari 2600 was the game console of choice. One guy decided to do more than just wonder . Ed Fries ,