Try this little observation from Campaign Central, about the renaissance of radio - specifically podcasting - as a means of political communication.
Our commentator is not entirely accurate. The Connies have introduced podcasting. The other parties may try it; we'll have to wait and see what happens.
Being from Western Canada, he uses Western examples. The best local example of the use of radio for political campaigning remains Joe Smallwood during the National Convention.
Joe Smallwood delivering an after-dinner speech
Note the microphones.