What is bitcoin, how does it work and what affects its price?

Few technologies have the ability to stir passionate online debate and baffle the vast majority of the population as bitcoin. The virtual currency rocketed in value last year before crashing during the first quarter of 2018, and possibly proving the naysayers right.

But in recent weeks the price has begun rising again. Although it remains well below its peak of $20,000, it has shown steady gains to reach more than $8000 sparking a fresh surge in interest.

There have been spikes along the way, possibly caused by mass computer trading or short sellers jumping ship and encouraging buyers to flood back in.

It all leaves investors with a slew of questions. Is Bitcoin the future of currency? Is it...

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