Bitcoin boom or bust – How is cryptocurrency changing the world?

Digital currency bitcoin reached new highs this year, hitting over £36,000 in value. With investors like Tesla fuelling the current bitcoin boom, is this a bubble set to burst? Or are we on the brink of a new era in how we conduct businesses globally?Host Dermot Murnaghan speaks to economist Gary Stevenson about bitcoin sustainability, plus Coinfloor CEO Obi Nwosu explains why Africa and Southern Asia could lead the charge in digital currency innovation.