-Animates a simulation of Lemarchand's Box, repeatedly solving itself.
-Requires OpenGL, and a machine with fast hardware support for texture
-maps. Warning: occasionally opens doors. Written by Jamie Zawinski.
+Lemarchand's Box, the Lament Configuration.
+
+Warning: occasionally opens doors.
+
+https://en.wikipedia.org/wiki/Lemarchand%27s_box
+
+Written by Jamie Zawinski; 1998.