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June 05, 2024, 01:52:02 AM *
News: Latest Bitcoin Core release: 27.0 [Torrent]
 
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2501  Bitcoin / Press / Re: [2017-09-21] Germany's Central Bank: Consumers Won't Use Blockchain for Payments on: September 22, 2017, 03:41:46 PM
Do People want anonymous Transactions? No.

People are giving away their data all the time, and they don't care. As Long as People don't start to Change their thinking, the market won't reach masses.


While that's true right now, it's been decreasingly less true.

The younger generation are more aware of the power of information and it's power than ever before, so it's no surprise that they're leading the way in embracing cryptocurrency as a genuine alternative to the old system. And fortunately, reality has it such that new young people just keep appearing, whereas old people have a habit of eventually disappearing, never to be seen again Cheesy I think cryptocurrency blockchains, and their properties and effects, will win out in the end.
2502  Bitcoin / Press / Re: [2017-09-22] Jamie Dimon lays into bitcoin again, says it’s ‘worth nothing’ on: September 22, 2017, 03:36:47 PM
He is not an authority when it comes to Bitcoin yet he loves to pretend that he is.

Yeah that's the entire reason why Dimon's comments are reported on so heavily, he represents "the authorities".


But Bitcoin and cryptocurrencies defy that authority, Dimon and the rest of the incumbent financial system don't have genuine authority any more as a result, and that's why he has to talk it down. There are no absolute authorities any more

Dimon can talk of bans, but let's see them come up with an effective ban. There isn't one, that's the whole reason why these over-privileged finance types and their govenement cronies haven't banned it in over 9 years of Bitcoin's operation. There's not a thing that can be done, this toothpaste won't go back in the tube.
2503  Bitcoin / Bitcoin Discussion / Re: Jamie Dimon bashes Bitcoin again on: September 22, 2017, 01:25:56 PM
it would be very interesting to see how this ends though.

ref: https://news.bitcoin.com/jamie-dimons-bitcoin-statements-reported-as-market-abuse-in-sweden/

No it won't, it's 100% predictable that Dimon will either face no consequences at all, or that the consequences will be so meager that they'll never affect him or JP Morgan seriously.

Most likely outcome: Swedish watchdog/ombudsman says, "Bitcoin is unregulated, therefore Dimon can say what he likes"
2504  Bitcoin / Press / Re: [2017-09-20] Segwit2X: the broken agreement on: September 22, 2017, 01:17:19 PM
I believe Coinbase and Bitpay have stated they will support the 2x fork, which may leave Core to develop a chain that has few users on it.


Well, Coinbase isn't the only exchange, and Bitpay aren't the only processor. It's more likely that the users stick with the known and proven Core team, and that Segwit2x is the chain with no users, just as Bitcoin Cash has ended up.

Even if users choose 2xCoin in sufficient numbers to keep it alive, Bitcoin is as likely to crash against the 2xCoin as Bitcoin is to crash against the dollar, i.e. not that likely. Bitcoin is about enabling people to do what they want with their money, and safeguarding the value of everyone's money. That's why it's risen in exchange value against regular currencies, because it was designed well to do that, and that design is being continually improved by the Bitcoin developers at Core.
2505  Bitcoin / Bitcoin Discussion / Re: Jamie Dimon bashes Bitcoin again on: September 22, 2017, 12:18:04 PM
Once a large enough amount of traders (and the public) understand Bitcoin well enough (and it's differences with the dollar), Dimon might instead end up crashing JP Morgan shares. Or even the dollar....


If Dimon eventually crashes the dollar talking Bitcoin down, the Streisand effect might get re-named Dimon effect instead Cheesy
2506  Bitcoin / Press / Re: [2017-09-20] Segwit2X: the broken agreement on: September 22, 2017, 12:11:35 PM
I'm having a hard time understanding why Core doesn't want 2x. Does a somewhat larger block size really matter than much?

Buy Bitcoin Cash if you want a larger blocksize.


What I really wanted was Segwit, I don't care about Jihan's worthless BCH scam coin.

Segwit is already activated. So Segwit2x is not the same thing as getting Segwit, it's a separate, different fork.


Once we have the Lightning Network, it can increase scalability for mass adoption. But if the blocks are currently full, then why do we have to wait for LN? Why not settle for 2x as a short term solution at the moment?

Blocks aren't full right now. And that's not a good argument anyway, setting the blocksize so that full blocks are relieved by Lightning like a pressure valve is probably the best compromise.

And the reasons why not to opt for 2x are:

  • The blocksize is now 2-4MB (depending on usage patterns) Segwit2x makes that 4-8MB, and 2-4MB is not being used right now (current daily average is between 0.8MB and 1.0 MB
  • Because of the above, Core aren't going to double blocksize again, and so it means a Bitcoin Cash style hardfork
  • Because of the above, the businesses that want Segwit2x are pushing ahead using devs who've demonstrated in the past that permission-less sound money is not their vision for Bitcoin


People aren't seeing the wood because of all those pesky trees. This hasn't got anything to do with the blocksize, and never did.

Bitcoin XT, Bitcoin Classic, Bitcoin Unlimited, and Segwit2x have all been pushed at Bitcoin users with the blocksize as the (simple) issue to push with. And Bitcoin users were always too smart to not see these campaign for what they were: attempts by big business to capture Bitcoin development, so they can change it into a permissioned system, no different to using banks (strange coincidence, I wonder if the banks are in favour of these forks Cheesy)




So, watch out for these people that are all like "hey, blocksize x is not so bad, so let's change the development team tomorrow!". It's got nothing to do with blocksize x, and everything to do with changing the development team.
2507  Bitcoin / Press / Re: [2017-09-22] Jamie Dimon lays into bitcoin again, says it’s ‘worth nothing’ on: September 22, 2017, 12:09:22 PM
However, Dimon did praise the technology underpinning bitcoin – the blockchain.

"Blockchain is a technology that can be used for multiple things, including cryptocurrency. It could be used for digital dollars, and there are digital dollars already; a lot of the dollars held in our bank are digital," he said.


This really reveals the reason why Dimon is so against independent cryptocurrencies (and why he threatens them with government bans, despite his role at JP Morgan supposedly having no direct influence on legislation).

The Federal Reserve bank is the central bank who controls the issuance of the USD, and it is not independent, or indeed a federal institution, it is privately run, and privately owned. The identity of the shareholders of the Federal Reserve are unknown, but it's a safe bet to assume that large long-established financial corporations, like JP Morgan, are among the shareholders. Even if this supposition is not correct (and there is considerable circumstantial evidence to back it), Dimon's organisation does incredibly well in no small part due to the way the Federal Reserve has managed the USD since it's institution in 1913.

In no way does the JP Morgan corporation benefit if the USD attracts genuine competition as the world reserve currency, and you can see this reflected in the US government's aggressive statements against the yuan-dollar peg, or in the CIA's promotion of the use of the dollar in countries in which it organises political overthrows (a helpful way to export the dollar supply to offset price inflation in the US mainland).

So Dimon is acting either on behalf of his Federal Reserve benefactors, or in the role of an actual Federal Reserve shareholder. It's not totally relevant which, more that this most egregiously damaging of anti-capitalist institutions feels threatened by a tiny little currency with a ~ $60 billion monetary base: because it's powerfully independent. It's decentralised by design, and they cannot hope to control it.
2508  Bitcoin / Development & Technical Discussion / Re: If Core had to hard fork and use another mining algorithm, what would it be? on: September 22, 2017, 10:15:33 AM
That's why I think with an algorithm like Scrypt, where already ASICs exist, could be better suited, because there is already a market for specialized hardware, so it would become more difficult to get that first mover advantage.

You don't get it, you're thinking in snapshots. The moment when some group of upstart ASIC producers make a Scrypt miner is not somehow frozen in time forever.

ASIC makers, irrelevant of their size when they begin their business, have an incentive to gouge their prices to bestow their own personal mining operations with an unassailable competitive advantage.

The actual solution is to choose a PoW hashing algorithm for which no-one has an ASIC design, thereby allowing regular users to use standard equipment to compete more effectively against warehouse scale mining operations. Algorithms that allow regular people to use standard, non-specialised equipment are the key to decentralising the hashrate.


(you should get a job doing propaganda for established Bitcoin mining ASIC producers, you accidentally say all the things they really want the public to believe)
2509  Bitcoin / Development & Technical Discussion / Re: A replacement Alert System should be considered to promote updates as necessary on: September 22, 2017, 10:07:19 AM
That's a distinction without a difference. You're saying people can ignore updated software, people can ignore notifications as well.

That would be correct, if it was what I said. But subtly, that's not what I said. You should read (and write) more carefully.
2510  Bitcoin / Press / Re: [2017-09-20] Segwit2X: the broken agreement on: September 22, 2017, 09:35:02 AM
So, why don't you tell the world, honestly, what it is you really want, because if it was big blocks, you shouldn't actually be on the forum of the conservative blocks coin. At all.

So you want to be this forum a Communist authoritarian Prawda-like propaganda medium where only one opinion is permitted? Wink

You seem still not have understood my stance. I like experiments with crazy parameters like Bitcoin Cash, but on alt-chains.  But in the case of Bitcoin, I prefer a chain with the "less [contentious] splits possible" because splits harm the ecosystem and make adoption of BTC "as a currency" more difficult (although speculators may like the price swings). That's also why I, in the case of a hard fork, would follow the chain with the most hashrate - if miners are not trying to impose to me something totally unacceptable. But Segwit2x would be still OK.

I don't like big blocks particularly, and I often disagreed with _hv because of that reason. But for me there is a difference between an "acceptable bigger block size", like in the Segwit2x case, and an "unacceptable" one - like Unlimited.

But if Segwit2x is doomed to fail like the blog post here predicts (although for me it's hard to believe) - then for me it's everything OK. Maybe we'll be so lucky if big blockers stay with Bitcoin Cash. We already got Segwit, that's what I wanted and that's why I have also shilled for Segwit+2MB Wink

So, you skillfully avoided the question.

If 8MB blocks (identical to the Segwit2x limit) are an "acceptable bigger block size", you can choose Bitcoin Cash.

Why. Not. Do. That.


And why no discussion of the actual pertinent point: what's the real reason for the Segwit2x hardfork? It's pretty interesting that you're using the same presentation that all previous shills supporting alt-dev hard forks have ever done: you only ever talk about the technical parameter used to promote a hard fork attempt, instead of about the future of Bitcoin after the hard fork. What a strange coincidence.

So, see if you can avoid answering this question too: why do you keep avoiding discussion about who the alt-dev team are or represent, and what their intentions are likely to be post-fork, and instead concentrate on talking about the issue the fork is being promoted with?
2511  Bitcoin / Bitcoin Discussion / Re: Bitcoin Core 0.15.0.1 Released on: September 22, 2017, 09:22:24 AM
I think it would, not 100% sure, there may be some mathematical subtleties I'm not aware of. In principle, it should (I think this new Bech32 format is 32-bit in length and using base 36 numbers, whereas the current address format is 33 bit and uses base 58 numbers).
No, that is completely and absolutely wrong.

First of all, current addresses are 160 bits in length (bitness is not the same as character length). Bech32 addresses are either 160 bits or 256 bits. Bech32 uses base 32 and it will actually be longer than current addresses.

Ah, sorry, was working from (apparently very bad) memory.

So to answer Omega's question, presumably Bech32 addresses will in fact be more difficult to create vanity addresses with?
2512  Bitcoin / Development & Technical Discussion / Re: If Core had to hard fork and use another mining algorithm, what would it be? on: September 21, 2017, 08:32:47 PM
51% attacks against the Bitcoin network are:

  • Permissionless
  • Also possible with 92% of the hashrate

And that's what this "fork" really is, using a cartelised hashrate to perform a 51% attack to steer the Bitcoin network away from the interests of the users. It's pretty obvious, as the fork provides no discernible upgrade to the network, includes uncompromising support from every questionable corporation in Bitcoin commerce, and features a political authoritarian as the chief developer.

If there was some kind of technical merit to Segwit2x, sure, we call it a fork. But seeing as it's a hashrate-led political move, it's a 51% attack.
2513  Bitcoin / Press / Re: [2017-09-21] World Governments Have Declared War on Bitcoin: John McAfee on: September 21, 2017, 07:42:22 PM
I think it's more accurate to say: world governments feel highly ambivalent about blockchain tech & cryptocurrencies.


On the one hand, it adds to the mix of currency instruments and payment networks that reduces dependence and upsets monopolies. This makes it easier to handle businesses like Mastercard or Paypal, or political organisations whose currencies play the biggest role in world commerce (US, EU, China etc), as these organisations' hand has been weakened by Bitcoin, and so they are not in such a strong position to behave in a demanding way with respect to getting favourable conditions in the countries that do not directly represent the dominant currencies and payment networks.

On the other hand, it also strengthens the citizens of their country against the laws and/or abuses of the law by those same governments (and the US, EU and Chinese government are not spared this problem either). In addition, cryptocurrencies also have the potentianl to strengthen large international governmental organisations against the weaker governments too, depending on the aggregation of reactions from world governments, and on how financial markets behave too.


This could ultimately be a good thing, though. Governments cannot misbehave on the same scale as in the past, as they threaten a tax revolt if they are too shameless. And so the price of being too cynical or reckless is too high, politicians do need some kind of territory to live in, despite how poor their moral standards usually are, allowing the state to break down altogether will not be a viable option for the majority of politicians. Is it possible that blockchain tech could usher in an era of such incredible accountability that the governments finally fear the people?

I predict the public finances incentive will act particularly effectively for those governments with the worst public finances, and so it's no surprise that Japan has been quite accommodating to Bitcoin, for instance. For Japanese politicians, having an exit-strategy to their fiscal issues (the worst in the stable/developed world) that they don't need to take responsibility for (either to their subjects or their powerbroker state the US) should be quite attractive as an option.

China is an interesting case also, and I expect alot of this "crackdown" posturing will be no more than the hot air that it is right now. China have different problems to Japan, but the ultimate source is the same; an over-managed reserve currency backed by an increasingly belligerent USA. If the USA government continues to behave as it has, the Chinese government will need different options available to prevent the dollar and the SWIFT network being used against them, as crazy as that sounds. The Chinese government has financial counter-attacks to anything the US government could do, but it doesn't hurt to have a great-leveller style option (i.e. blockchain tech) in the arsenal, ultimately, the US has no counter to it (and it hurts the US more than any other government, the dollar is essentially treated increasingly like a credit card by each successive US administration).
2514  Bitcoin / Development & Technical Discussion / Re: Block size limit in source code on: September 21, 2017, 07:17:42 PM
This allows Blocks up to 4MB theoretically , but more realistic max blocksizes will be an occasionally rare 3.7MB (assuming near 100% segwit txs)

https://testnet.smartbit.com.au/block/00000000000016a805a7c5d27c3cc0ecb6d51372e15919dfb49d24bd56ae0a8b

90% and up segwit tx usage will result in 1.9-2.1MB average blocksizes based upon the type of tx mix we see today.

I think it may be sensible to point out that "we see today" is an important condition of your statement. In future, Lightning, CT and MAST transactions could push that average higher.
2515  Bitcoin / Development & Technical Discussion / Re: Lightning Network where are the transaction records stored? on: September 21, 2017, 07:14:23 PM
[3] Yes. I mean no one can force you to delete them if you want to keep the locally, but they become invalid. Only the transaction for opening a channel and a transaction for closing the channel is stored on the blockchain.

Maybe there would be a reason to keep invalid transactions to prove they took place? If a pair of commercial partners has a dispute over whether or not a payment took place, records may be desirable in order to prove what happened (I guess this is highlighting a weakness of Lightning; no such problem can be exploited when transacting on-chain).
2516  Bitcoin / Development & Technical Discussion / Re: Block size limit in source code on: September 21, 2017, 05:23:09 PM
Can anyone please tell me where the heck is the maximum block size (1M) defined and where it is used in the code to check? Thanks.

It's a variable called MAX_BLOCK_WEIGHT, and it's in a file in the consensus sub-directory called consensus.h (and it's 4M, not 1M)
2517  Bitcoin / Bitcoin Discussion / Re: JP Morgan purchased XBT shares on: September 21, 2017, 03:52:11 PM
Jamie Dimon is now in trouble for his bitcoin comments:

http://www.cityam.com/272451/jamie-dimon-faces-market-abuse-report-after-his-comments

Quote
Blockswater, an algorithmic liquidity provider, has filed a market abuse report against Jamie Dimon for "spreading false and misleading information" about bitcoin.

The firm filed the report with the Swedish Financial Supervisory Authority against JP Morgan Chase and Dimon, the company's chief executive.

Blockswater said Dimon violated Article 12 of the European Union's Market Abuse Regulation (MAR) by declaring that cryptocurrency bitcoin was "a fraud".

The influential executive last week slammed cryptocurrencies, pushing the digital currency to a three-week low.

Dimon said he would fire an employee who traded in cryptocurrencies for being "stupid".

The complaint said Dimon's statement negatively impacted "the cryptocurrency's price and reputation". It also said Dimon "knew, or ought to have known, that the information he disseminated was false and misleading".

"Jamie Dimon's public assertions did not only affect the reputation of bitcoin, they harmed the interests of some of his own clients and many young businesses that are working hard to create a better financial system,” said Florian Schweitzer, managing partner at Blockswater. ​

Blockswater said JP Morgan traded bitcoin derivatives for their clients on Stockholm-based exchange Nasdaq Nordic before and after Dimon's statements, which Schweitzer said "smells like market manipulation".


No he's not Cheesy


Remember how Dimon and his ilk launder money for their fellow criminals, and never get prosecuted?

Remember how Dimon and his fellow cartel members created dangerous financial instruments that crashed the financial markets in 2008? Remember how they faced no consequences whatsoever?

Remember how Dimon and his protection racket circle have been profiting from inflating asset prices (with an inflated money supply), the effects of which are yet to be felt in the wider economy, as the market price of the inflated assets hasn't yet corrected? (which won't happen before the money supply has stopped being inflated)
 

Do you actually remember (or did you ever know) any of the various reasons for Bitcoin being created in the first place? Roll Eyes
2518  Bitcoin / Development & Technical Discussion / Re: A replacement Alert System should be considered to promote updates as necessary on: September 21, 2017, 02:23:31 PM
I don't understand what you mean when you refer to a singular "trusted authority".
Users have to trust that the group as a whole does not partake in any malicious behavior.

But this level of trust is already existent with the development of the reference client?


No.

Users can choose to use new versions of the software, if at all. But they cannot choose whether or not to receive alert messages.


Current situation is a good compromise; you're wrong, the alert system still exists, but it's determined by the software, and has a narrower range of events for which alerts are sent.

The behaviour you're seeking could be added programmatically (i.e. without requiring human input), you could write the code and submit it as a pull request for review.
2519  Bitcoin / Development & Technical Discussion / Re: If Core had to hard fork and use another mining algorithm, what would it be? on: September 21, 2017, 11:25:08 AM
Anyway - I think the algorithm must be chosen so that Bitcoin cannot be easily attacked by the big mining cartels. Maybe Scrypt isn't the worst option for a "nuclear option" algorithm, because there is already hardware available

Roll Eyes

Uh, that would be a reason against using Scrypt. Mining cartels would still be pushing their agenda if there is ASIC hardware in existence, which for Scrypt, there is.
2520  Bitcoin / Bitcoin Discussion / Re: Bitcoin Core 0.15.0.1 Released on: September 21, 2017, 11:11:18 AM

I have found this syncs blockchain much faster vs old wallet versions, not sure if i just got lucky but at 1 stage i was downloading 1.67% per hour on my current laptop and usually if i get anywhere near 0.5% per hour on pre 0.15 versions i was pretty chuffed. Thanks for all the hard work from devs Smiley.

Yeah, that was one of the improvements (performance upgrades to the way the chainstate database works, database libraries were updated to something with CPU acceleration, the way the disk cache works with blocks was altered).

Supposedly block syncing goes even faster if you have SSE 4 instruction set support on your processor, but one of those improvements is a non-default experimental mode (SHA256 acceleration, I think)
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