Some say the Pacific island nation Tuvalu could be underwater within a century. This entrepreneur believes it's time to consider how technology like virtual worlds might help.
making the nation cashless and upgrading the population's digital skills.You're not alone if you're not sure what blockchains are.
Essentially, they're "quite a boring thing that can be used as databases," explains Kelsie Nabben, a researcher at RMIT University's Blockchain Innovation Hub.Blockchain databases are formed between peer-to-peer networks, which means that no one person or company controls them – rather, a public network does.
Data can't be changed or removed, so it forms a "timestamp or an immutable, unchangeable record of history", Ms Nabben says. Even if one computer is blocked, or goes offline, everyone else still has a copy of the data. And everyone shares it. Mr Samuels says blockchains could allow Tuvalu to "actually be ahead when it comes to the digitisation of services" and preserving data, as well as assisting "in the cultural preservation of the entire nation".
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