As promised in various threads, I've posted my custom 1.0.4.6 based firmware image, instructions, and commentary at:

http://home.comcast.net/~kfurge/wl700ge.html

Usual disclaimers: Dangerous, reflash at your own risk, as-is, no warranties, etc...

Future images to come as significant progress is made. Hope some of you find it useful.

- K.C.