On Thu, Sep 18, 2008 at 11:25 AM, Cloutman, David
<[log in to unmask]> wrote:

> What about xCal (iCalendar based XML format)? Does anyone use this
> technology? It is possible to do it with Atom Feeds? Other ideas?

I'm surprised no one has yet mentioned hCalendar -- essentially, an
xHTML port of iCalendar's data format.

http://microformats.org/wiki/hcalendar

I'd suggest iCal for widest-possible interop, and hCal for the 'markup
that's both human and computer-readable' end of things.

Cheers,
-Nate