Hello, I'm Rob Young. Welcome to Business Daily from the BBC. Coming up, as Facebook gets ready to launch its own digital currency, our so-called stable coins, the future of money.

It can move 24 hours a day, seven days a week, instantaneously, programmably, and it's not therefore tied to the legacy

infrastructure, which is how the banking system works now. But these digital coins aren't regulated,

so central banks are getting nervous. I think Facebook has to be regulated in the same way as a bank.

Facebook will be managing money.

It will be building up liabilities on the basis of the money that it takes in from its users.

That's all in Business Daily from the BBC.

We keep being told that money is about to undergo a huge transformation.

Grubby notes and jangling coins, will, we're told, disappear from our pockets to be replaced with a digital version that sits on our smartphones.

There are already loads of these so-called cryptocurrencies out there.

Bitcoin is probably the best known, but its value has been incredibly

volatile and so most people have steered clear. This week, Facebook said it's bringing out

its own digital currency. In an advert to mark the launch of Libra, the social network made

some big promises.

What if we made money truly global, stable, and secure?

What if everyone was invited to the global economy with access to the same financial

opportunities?

Introducing Libra, a new global currency, designed for the digital world.

With Facebook's involvement, it's possible the wild west of online currencies could be tamed,

and so gain respectability. If many of the social networks 2.4 billion users get involved, Libra would become mainstream.

But will it be any different to all the other online cash out there?

Our technology correspondent, Rory Kethlyn Jones, has been giving me a primer.

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