One thing that always bugged me as a kid was how great some ads made games look. Check out this advertisement for Mario Bros. for the Atari 2600.
For reference, here is what Mario Bros. looked like in the arcade:
Here is a screenshot of the Atari 2600 version:
Despite any graphical deficiencies, the Atari 2600 version of the game was still fun — although, to be honest, I always preferred the Commodore 64 version myself.
“Mario, where arrrrrrre youoooooou!”