I think this is the webcast link. But I have not had it work yet on my laptop.
http://www.audability.com/AudabilityAdmin/Clients/CGX/101328_628201240000PM/lobby.aspx?Event_ID=1328#
Test it for yourselves.
As for the silence. There really isn't that much left to say ... its truely a waiting game this investing in petroleum exploration. Of course, you can still read all you like on the matter. Looking for literature or a summary just ask...