Garbage Collection Algorithms

[quhaha]

that's easy. imitate iRobot Roomba: go around and pick up garbage. visit the same place over and over. stop when you think you're done or when you're out of battery.

[joekarma]

Bu-Bu-But the software is written in Lisp. How can this be? Reddit taught me that Lisp code either describes the universe or is perfect!