Sure: www.sorensiim.dk/stuff/DX50Firmware_V1.2.3beta.zip
It is wonderfully kind of you to post these links.
Perhaps adding links to the various firmware versions to your FAQ would make your life a tad easier.
For those who feel the screen is too sensitive, keeping your finger moving keeps an individual file from being selected. I am in the opposite camp and appreciate a sensitive touch device. I always turn touchpads, etc. up to maximum sensitivity.