A proposal for a talk/panel during the conference part : there are 45 minutes slots that will have all people's full attention as everybody will be in that one room.
An Ignite talk that will be presented during the Ignite sessions: these are 5 minutes slots with slides changing every 15 seconds (20 slides total) also presented to all attendees in one room
Openspace session : even without a prepared presentation we welcome the discussion and interaction by having people propose a session on the fly during the openspace opening. Check the openspace format for more information