Sir Tim Berners-Lee is a famous computer scientist and academic who invented the World Wide Web in 1989—so when he talks about new technologies it’s worth paying attention.
Today, one of the topics on his mind is blockchain, a revolutionary way of creating permanent, tamper-proof records across a disparate network of computers.
Blockchain is most famously associated with the digital currency bitcoin but the technology is increasingly being used for record keeping by banks and retailers. It will also come to be used by more ordinary citizens in the near future, says Berners-Lee.
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