As much as we love to hate Kyle Sandilands and Jackie O, who for so long ruled Australia's most expensive radio program, the implosion of their show is consequential.

And not just in a business sense – although if Sandilands is successful in the lawsuit he launched against his former employer this week, it could take the entire radio network down.

Today, media writer Calum Jaspan on whether Sandilands might take his brand to another platform, and turn it into a political force, with an even greater focus on the grotesque and vulgar – and what’s happened to Jackie O.