You should all try to flash your firmware using a DC adaptor it works everytime for me (4 units flashed) i use the one from Argos http://www.argos.co.uk/static/Product/partNumber/9828915.htm
hope this helps
Can we start a list of 100% compatable cards as i am having problems playing back video from my two cards 1gig Dane Elec and 512mb Sandisk after 30 secs to 2 mins the video corrupts and freezes also when i remove the card it is very warm it may be over heating ?? and the batteries get hot...