Well the Battery firmware update is out. Supposed to improve scribbles too:
http://updates.irexnet.com/embedded/dr1000/latest.zip
Let's see & hope (oh & if you've tried Adam's content browser for the FBreader Port, it will take a few goes to recognize the card. (I downloaded it onto a new SD card, did the update & swapped cards & then used the reset button a lot. It may be quicker to un-install the CB update first)