http://www.gamesradar.com/donkey-kong-64/articles/ Before games made the jump to CDs and DVDs, most of our favorites were shelled inside plastic cartridges of varying size and shape. Color, however, was almost universal – all NES, SNES and Nintendo 64 games were in grey carts, while almost everything else (from Sega to Atari) were...http://www.gamesradar.com/a-brief-history-of-colored-game-cartridges/May 27, 2010, 8:20 p.m.