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Comment by schwabacher

The statistic that stands out to me from this article is that 1 bitcoin transaction uses enough energy to power 5.58 us households for a day.

I'm hoping someone more knowledgeable about bitcoin can comment - is it likely that this will continue as the mining reward decreases? How expensive will transactions be after that happens? And if smaller rewards reduce total mining and power consumption, how vulnerable does the blockchain become to attack?

What i'm wondering is if transaction costs in the 'end state' of bitcoin can be competitive with centralized competitors like credit cards, paypal, etc. given this level of power consumption?

parent schwabacher 9 years ago

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