in degrees per frame. The speeds should be set to relatively small
values, e.g., less than 4 in magnitude.
.TP 8
-.B \-speed-xw \fIfloat\fP
+.B \-speed-wx \fIfloat\fP
Rotation speed around the wx plane (default: 1.1).
.TP 8
-.B \-speed-xy \fIfloat\fP
+.B \-speed-wy \fIfloat\fP
Rotation speed around the wy plane (default: 1.3).
.TP 8
.B \-speed-wz \fIfloat\fP