Quite a LOT of DVD burners don't support DVD-RAM!
Check out
http://www.videohelp.com/dvdwriters.php to search for DVD burners that do support DVD-RAM.
If he's in to new tech, he could get a DVD Recorder - like Lite-on LVW-5006 (
http://www.savastore.com/products/pr...10278480&pid=4) which has a firewire connection. He can then copy from camcorder to DVD+RW and from DVD+RW to PC for editing.
HTH