[2016-02-01]Blockchain Distributed Ledger for Dummies in five minutes

[Blawpaw]

Blockchain for blockheads - Distributed Ledger for Dummies in five minutes

Food for thought for those in a hurry: why doesn't a card payment terminal need to check with all other terminals worldwide that your card is genuine?..
Bitcoin hype seems to be superseded by its blockchain flavour. Bitcoin start-ups still raise money, so do blockchain ones - it's tempting to chase unicorns in the "rocket science" area few truly comprehend.

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