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It's a rapidly emerging technology that has the potential to solve problems at an incredible pace.

At the moment its uses are limited but that hasn鈥檛 stopped investment rolling into the sector and businesses from making money as the technology develops around the world.

Gareth Mitchell speaks to three different quantum businesses to discuss its viability and its risk.

Presenter: Gareth Mitchell
Producer: Hannah Mullane

(Image: Quantum entanglement. Credit: Getty Images)