Mining Capital's Alastair Ford joins Proactive London's Katie Pilbeam to give his view on Elon Musk's u-turn on Bitcoin.
This follows Tesla's chief executive announcement that his company would no longer be taking bitcoin as payment for cars, leading its price to tumble.
Musk said the the environmental concerns about the cryptocurrency were too strong, but did not rule out supporting it once more if its energy use became more sustainable.