"BAW" == Barry A Warsaw firstname.lastname@example.org writes:
BAW> I /think/ I've caught up on this thread,
Like JRA I think your synopsis is accurate, with respect to the issues that can be addressed by code.
BAW> I claim that the guessability [of list-related addresses] is BAW> a feature, btw.
BAW> I'd do the same with cookies if I could figure out how to do BAW> low-frustration-factor authentication without them.
Don't even think such things. You're just tempting the Lords of Chaos. Ie, in this case, if you can't support HTTP well enough to handle cookies, you aren't going to support anything powerful enough for any kind of authentication very well either. It's just not the same as supporting multimedia.
BAW> 5) list rosters
I don't know of any lists where these are available to the members, let alone the public.