The Big Bang brought the universe into existence 13.7 billion years ago. Life first appeared on our planet 3.8 billion years ago. Earth witnessed a hominid species, Home erectus, walking upright for the first time 1.9 million years ago. And, 7,000 years ago, money was invented. Read More

from iFeeltech IT News Mix4 https://techcrunch.com/2017/08/03/from-barter-to-blockchain-a-history-of-money/?ncid=rss

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