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CC BY-NC-SA 4.0 License. Comic Transcript

B: We’re almost there! There are two important things to know about blockchain: first, you can’t actually edit a blockchain – you can only add to it.

A: Isn’t adding to a blockchain editing it?

B: … well, OK, yes. What I meant to say is you can’t edit something that has already been added to the blockchain. You can only add new things to the blockchain.

A: Wait. So what if the ...