Despite its name, cryptocurrency isn't just money. It could also be debt or equity and so it should be regulated and taxed in the same way as other finance.
Regulation and oversight could be the saviour or the death of a Bitcoin and others.
Cybercriminals increasingly depend on e-currencies to profit from their misdeeds. They, and their potential victims, could be driving some of the growth in cryptocurrency markets.
The future and the past, money, technology and politics documented and imagined in fact and fiction, in an economist's recommended reading.
Blockchain technology is familiar to us in the form of digital currency bitcoin. And if it makes it way to the mainstream, could it change the way the world does business forever?
Providing security in the blockchain would convert into a degree of predictability in the technology. If this was shown to work in the long term, it would also create trust.
Bitcoin's central appeal of anonymous, irreversible transactions could become its biggest weakness.
All over the world people who have been harmed by the conventional money systems are devising alternative currencies, challenging the centralised monetary policy approach.
While the current speculation in crypto-currency and assets should make us pause, this is not a speculative driven bubble like tulips, or gold mining stocks.
The blockchain has been successful when it comes to cryptocurrencies like Bitcoin, but we haven't yet figured out other uses.
The digital world is taking more and more space in our lives... and dramatically increasing electrical use. It’s a serious problem given the urgent need fight climate change.
NHS data is being held to ransom by criminals. This the mother of all wake-up calls.
Laws cannot keep pace with technological advances – but that may not be a bad thing.
Money is pouring into exchange traded funds, but making a bitcoin one isn't necessarily a good idea.
The new Internet of Things has the potential to compensate for Africa's legacies of underdevelopment.
The blockchain isn't just for Bitcoin transactions. Advertisers can no longer ignore blockchain's huge implications for the world of marketing.
The cryptocurrency is now starting to challenge gold as the investment of choice.
New financial innovations and products are constantly being touted as the safe haven of the future. But physical gold has properties that will cause it to stick around.
Where our money comes from is deeply political and the politics involved is often highly complex.
Many believe we can stabilise the power supply by asking customers to help - but there's a problem.