OK guys, just some thoughts here: this would be awesome if it actually worked, at least for those of use who have some soft of portable USB hard disks (I also have the Archos JBMM20).
There is this site
http://www.deje.gmxhome.de/index.html from a guy who claims to have created such a driver (dont know how he actually managed to connect though), and there is also a mention about this on
http://shanebrinkmandavis.com/homepa...ish%20List.htm
If some of us put our minds and search capabilities together, I suppose we could find something useful ;)