Introduction
A new kind of money might be appearing soon - Libra from Facebook. Sam and Catherine discuss how different it is from Bitcoin, give you the basics about cryptocurrencies and teach you related vocabulary. This week's questionBitcoin was the first cryptocurrency, but when was it created? Was it: a) 2008 b) 2009 c) 2010 The answer is at the end of the programme. Vocabulary cryptography
the use of complex codes to keep computer systems and information secure currency
the money of a particular country cryptocurrency
digitally produced money that is not controlled by banks or governments subject to the whims of
being controlled by unpredictable decisions and trends notoriously volatile
well known for changing by a large amount in an unpredictable way stable
predictable and without big unexpected changes Transcript Note: This is not a word for word transcript
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发表于 2019-8-17 00:30:29
