Just before being inaugurated as US president for the second time, Donald Trump launched something called a “meme-coin”. This is a bespoke cryptocurrency token featuring a picture of Donald Trump. A billion of them may eventually be created.Newspaper headlines claimed that the Trump meme-coin had made the president billions of dollars wealthier. But it is far from clear that this is the case. Presenter: Charlotte McDonald Producer: Lizzy McNeill Series producer: Tom Colls Production co-ordinator: Brenda Brown Sound mix: Mike Etherden Editor: Richard Vadon