If you cannot make it on site to AIS'19, you can still participate in the conference via the Zoom Conferencing platform where you can view live presentations and participate via dedicated chat rooms.
Low-bandwidth audio streams are available via http://streaming.afrinic.net (available during the event only).
(1) Download your meeting client
(2) Register and join in the online meeting here (Video and Live Chat)
(3) Check the AIS19 Agenda here