http://www.wlug.org.nz/Benq3300/4300ScannerSetup
http://snapscan.sourceforge.net

http://outlands.ca/linux/snapscan-firmware.html

mkdir -P /usr/share/sane/snapscan
chmod -R a=r,a+X,u+w /usr/share/sane/snapscan
cp *.bin /usr/share/sane/snapscan
gedit /etc/sane.d/snapscan.conf
firmware /usr/share/sane/snapscan/u222v067.bin

