I recently rediscovered the NetProphet 2009 talks. They're all online at http://www.netprophet.org.za/content-archive/2009-videos/

I'm hugely looking forward to the 2010 NetProphet event. Keep your diaries open on 13 May 2010. 

Here's a video of my talk for anyone who might have to deal with Venture Capitalists: