> Another scenario:  A conference is listed on ruby-doc.org.  I want 
> people to be able to point Sunbird at some ruby-doc.org URL and have it 
> fetch calendar events, so that the conference appears in their 
> calendars.  But, I don't want to have to store an iCal file up on 
> ruby-doc.org.  Just the blog/web site.  The calendar-server code needs 
> to know how to accept WebDAV requests go grab calendar data from the 
> blog entries.  Sort of a virtual iCal file proxy.

That part of DAV is called HTTP GET ;-)

Seriously, one doesn't have to implement any of DAV for read-only
access. Just a CGI script would do for that.

Ari