[Cryptography] One Bitcoin Transaction Now Uses as Much Energy as Your House in a Week

[Florian Weimer]

* Tony Arcieri:

> Meanwhile hashpower continues to skyrocket:
>
> https://blockchain.info/charts/hash-rate?timespan=all
>
> The rise in energy-per-transaction shows the combination of energy being
> invested in mining power combined with anemic transaction rates.

Or several groups have a shortcut and their models independently show
that they can tune up their rate without revealing the existence of
their shortcut.

(And I'm not talking about a 20% advantage or something like that,
which is well within margin of local prices for electricity.)