artofcode

Sounds like they made it on time: "On February 11, 1989, work ceased at the site, and the pumps were turned off. The hole filled with water overnight. After the pumps were turned off, the site was filled back in so that it would not be a hazard to humans."

Have a look at atariage.com, lots of information related to the 2600: http://atariage.com/forums/forum/50-atari-2600-programming/ and http://atariage.com/2600/programming/index.html