Tried sending this to Jeff off-list, but it bounced back.
Jeff:
Window-eyes can be run from a thumb drive. This is covered in the manual, and only requires the installation of a small video driver.
As to being a memory hog, I really don't know what you're talking about here. I have run it successfully under xp pro on a 256mb laptop. Although it was a little slow, it was no more than expected considering the piggish nature of microsoft operating systems in general.