SQL Server 2008 was released to manufacturing in August. OttawaSQL.net should be having some events around the new product in early 2009. In the meantime, here is a couple links to a couple of dozen webcasts you can check out.
http://www.microsoft.com/events/series/technetsqlserver2008.aspx?tab=webcasts&id=all
http://www.microsoft.com/technet/community/en-us/sql/webcasts.mspx?wt.svl=productspecific