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There ain't no such thing as a fee-free lunch.

There have to be some interest rate in fund transfer, otherwise there will be no reason to keep transaction records.

> HN attitude

There are some opinions which endorsed here and some which suppressed, for example eco-terrorists and police-hating criminals are holy cows here.

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> There have to be some interest rate in fund transfer, otherwise there will be no reason to keep transaction records.

Potential legal penalties often work quite well.

Sure thing, gubment-regulated banking requires very formal bookkeeping. But in the imaginary fee-free crypto system how would you motivate participants to maintain verifiable records of your transactions (for purpose of proving you really paid for some e-commerce deal which in non-immediate)?

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