Technology is transforming the world of money. Or at least that’s what the Bitcoin junkies would have you believe. They say digital currencies have arrived and are about to revolutionise the way we buy things. But recent downturns in their prices have led some to wonder whether digital currencies have fuelled a dangerous speculative bubble that needs to be curbed by regulators. Is the Bitcoin boom over? Or was it just the start for digital currencies? This week, Ayeisha Thomas-Smith is joined by Carl Miller from Demos, Fran Boait from Positive Money, and Duncan McCann from NEF.