Digital advertisers are maintaining blacklists of news topics they disapprove of. Some brands have even added keywords associated with President Trump to their list, meaning publishers are effectively facing a boycott of regular news stories by advertisers.

Also in the programme, the Irish government is proposing to replace the country's TV licence fee with a new "device independent broadcasting charge". Critics say any household with a smart phone or laptop would have to pay it, regardless of whether they actually watch RTÉ programmes. And Fun Kids, the digital radio station for children, has launched a podcast network.

Julian Worricker is joined by Dee Forbes, Director-General of RTÉ, Laura Slattery, journalist at The Irish Times, Lee Moulding, Integral Ad Science, Shona Ghosh, Senior Tech Reporter at Business Insider, and Matt Deegan, Fun Kids station manager.

Why advertisers are blacklisting news