worms - animate worms on a display terminal
worms [-ft] [-d delay] [-l length] [-n number]
A UNIX version of the DEC-2136 program “worms”.
The options are as follows:
-f Makes a “field” for the worm(s) to eat.
-t Makes each worm leave a trail behind it.
-d Specifies a delay, in milliseconds, between each update. This is
useful for fast terminals. Reasonable values are around 20-200.
The default is 0.
-l Specifies a length for each worm; the default is 16.
-n Specifies the number of worms; the default is 3.