That's a good question, Jaka. Rob, how will miners be rewarded once all of the coins have been mined?
On Mon, Nov 27, 2017 at 3:20 AM Jaka Železnikar <[email protected]> wrote: > > I'm not properly acquainted too - how the security of the Bitcoin > network will be achieved once all the Bitcoins are "mined"? > > best, Jaka > > On 27. 11. 2017 04:56, Rob Myers wrote: > > On 26/11/17 05:06 PM, Alan Sondheim wrote: > >> https://powercompare.co.uk/bitcoin/ > >> > >> One question, why does it take so much power? > > Security. > > > > "Miners" are machines that compete to be rewarded in Bitcoin for > > securing the Bitcoin network. They do this by gathering up transactions > > broadcast to the network every ten minutes or so into blocks, making > > sure they all follow the rules of the system, then solving a difficult > > mathematical puzzle to prove their good faith. > > > > The difficulty of that puzzle is set by an algorithm that measures the > > average time of the last two weeks worth of blocks, and tries to ensure > > that it will average out to ten minutes over the next two. > > > > Because Bitcoin has value, people compete for the block rewards. Lots of > > people. Lots and lots and lots of people. With lots and lots and lots > > and lots of ever more specialized computers. This means that the > > difficulty algorithm keeps making the puzzle more difficult. And so it > > takes more computing power to solve it. Which takes more energy. > > > > This is the "proof of work" system. It is not a waste of electricity, it > > is the cost of securing the network. > > > > It is possible to try to create proof of work algorithms that are more > > energy efficient. Or to use different security systems altogether, for > > example "proof of stake", that use much less energy. > > > > But these are currently less popular than Bitcoin. So if people are > > worried about blockchain energy usage they should make sure to use > > hydro-electric or solar power for mining. ;-) > > > >> Excuse my ignorance. > > No it's weird. It's an effect of the key technological breakthrough of > > Bitcoin: cheating and using economic incentives to solve a computer > > science problem. > > > >> And do you think this will affect future value? > > It secures that future value. > > > > There was a hilarious article that extended the Bitcoin energy > > consumption curve to show that in a couple of years it will consume all > > the energy on the planet. > > > > If that happens its value will be absolute for a single moment before > > the economy and human society collapses... > > > > - Rob. > > _______________________________________________ > > NetBehaviour mailing list > > [email protected] > > https://lists.netbehaviour.org/mailman/listinfo/netbehaviour > > _______________________________________________ > NetBehaviour mailing list > [email protected] > https://lists.netbehaviour.org/mailman/listinfo/netbehaviour > -- P Thayer, Artist http://pallthayer.dyndns.org
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