-[\-num\-discs \fIdisc count\fP]
-[\-draw\-delay \fIdelayms\fP]
-[\-max\-riders \fImaxr\fP]
-[\-max\-radius \fImaxradius\fP]
+[\-num\-circles \fIdisc count\fP]
+[\-growth\-delay \fIdelayms\fP]
+[\-max\-cycles \fImaxr\fP]
+[\-percent\-orbits \fIpercent\fP]
+[\-base\-orbits \fIpercent\fP]
+[\-base\-on\-center]
+[\-draw\-centers]
+[\-fps]