Using udev rules to mount and umount USB drives, how do I get the ownership away from root and to pi? In /etc/udev/rules.d I added this file as 20-myusb.rules ACTION=="add", KERNEL=="sd[a-d][0-9]", SYMLINK+="usbdisk%n" ACTION=="add", KERNEL=="sd[a-d][0-9]", RUN+="/bin/mkdir -p /media/usb" ACTION=="a...