Don't worry! It's only stuff...

# create udev rule
cat <<EOF> /etc/udev/rules.d/70-persistent-dcim.rules
KERNEL=="sd*1",SUBSYSTEM=="block",ATTR{partition}=="1",ACTION=="add",RUN+="/usr/sbin/mvdcim.sh \$KERNEL"
EOF
 
# create mvdcim.sh script
cat <<EOF> /usr/sbin/mvdcim.sh  
#!/bin/bash
 
DEVICE=/dev/\${1}
SOURCE=/mnt/DCIM/100NIKON
TARGET=/home/hafr/dcim
 
mount \${DEVICE} /mnt
if [ -d \${SOURCE} ]; then
        mv \${SOURCE}/*.jpg \${TARGET}         
        chmod 666 \${TARGET}/*.jpg
        eject \${DEVICE}
else
        umount /mnt
fi
EOF
chmod +x /usr/sbin/mvdcim.sh
 
 
# monitor changes (optional)
udevadm monitor
 
# get device info (optional)
udevadm info -a -p $(udevadm info -q path -n /dev/sdb1)
 
# usb info
sudo lsusb -v
 
# Links
http://wiki.ubuntuusers.de/UDEV