Australia will soon - mostly - be a country where you can once again travel freely between states and territories. Many borders will finally come down in December 1, after they were put up to stop coronavirus jumping from state to state during Victoria’s second wave. But how much have they been about politics and how much about science? And if we can bring domestic borders down, when might international borders follow? Also on today’s show: * More on the testing of the Oxford vaccine * Would it be a good idea to take all the vaccines at once?