> without the "-R" option. However, "-R" does seem to be needed for bus > mice and in some cases it seems to be needed even for serial mice. I It *used* to be needed for busmice and in particular ps2 mice. However, many of the busmouse drivers (and definitely the ps2 mouse driver) were fixed to permit multiple opens during 1.3, so -R is not needed *any more* for most if not all of the cases it was used for previously.