Another video game example: A free downloadable game called Ancient Domains of Mystery. Sure, it just uses ASCII text based graphics, but it's actually a very deep and complex game with many variables, and strangely addictive. Objects and characters are represented with letters and symbols. For example, gold is represented with a yellow
$, the player character is represented with a white @, water in lakes or rivers is represented with a blue
=, food is represented with a % (Different colors for different foods. For example, raw meat uses a red
%, an apple uses a green
%), and enemies and other characters are represented with different letters of the alphabet. The download is
here. There are Windows, DOS, Linux, and Mac versions. Make sure you download the right one.