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B: Blockchain is important in cryptocurrency because it solves a problem where —
A: Now you have to define cryptocurrency.
B: What??? Why?
A: You’ve been defining everything else! You might as well get it out of the way so we can move on.
B: Cryptocurrency is supposed to be money, but it mostly isn’t, although it’s worth money which a large number of people believe is just as good, and it is used as if it were money from time to time. It’s entirely digital, so instead of physically giving it to people it’s more like typing up an email and sending it to someone, only each new email you type up is exponentially harder to create in order to discourage people from flooding the market with email.
A: So they combined email with social anxiety and turned it into money.
B: MOVING ON.