hCalendar, Microformats and Google Calendar

I wanted to add hcalendar-microformatted data to London Cinema Today, so that events could be exported to Google Calendar. The event title, venue title and start date were already present. I ended up having to do the following:

I can't help thinking it would have been easier to use unAPI to point to an ICS file containing the full event information... but Operator doesn't support unAPI.