What is Cryptocurrency & Blockchain?

Our topic today is CryptoCurrency and Blockchain, and we are going to go through

cryptocurrencyHere is a great article and video I found on Youtube that explains what Cryptocurrency and Blockchain is. Enjoy!

the basics of what they are, then look at some of the pros and cons and criticism of Cryptocurrency. Since it is often seen by many as the currency of the future we will also look briefly at what sort of challenges it might face in interplanetary and interstellar economies, where communications lag might make checking someone’s bank account balance a decade long process and where advanced automation might let you make perfect copies or forgeries of almost anything.

On top of that we will also looks at some alternative uses for Blockchain which include some surprises like maybe being able to use it for conducting elections with a maximum of privacy and minimum of fraud. Before we can get into any of that we do need to cover some basics about currency and money in general and define some terms and concepts. I am going to try to keep this as brief and intuitive as possible, so for those of you wanting more detailed looks at certain aspects of it there will be a number of links to more detailed papers in the episode description.


Banking is not usually considered an exciting aspect of technology and futurism, but it is a very important one so I will try to make it as interesting as possible. Money begins replacing direct trade of goods, or bartering, when you start having issues with what is called a ‘coincidence of wants’.

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