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61  Economy / Speculation / Re: The Bullish Bitcoin Media Center (The ONLY Bullish Bitcoin News Thread) on: August 15, 2017, 06:25:35 PM
Former COO of PayPal admits that "Cryptocurrency fulfills the 'original vision' we tried to build at PayPal":
https://www.cnbc.com/2017/08/14/david-sacks-cryptocurrency-interview.html

Aye. It's an interesting but rarely aired factoid, that. Their very early plans were humming with idealism that closely aligns with crypto's ideas. Then I guess they became rich and evil like everyone else.

They got bought out by EBay.  Apparently, EBay didn't share their idealism.

Quote
David Sacks: After PayPal I never thought I would get interested in payments again. But bitcoin is fulfilling PayPal's original vision to create "the new world currency." We actually had T-shirts printed in 1999 with that mission statement.

A payment is just a credit to one account and a debit to another. That's a database entry. We believed that, if we could get enough people to participate, money would never need to leave the system. PayPal could become the database of money.

We added features like interest and debit cards so you'd never have to withdraw funds to the legacy banking system. When we got acquired by eBay, that project kind of stopped.
62  Economy / Speculation / Re: Wall Observer BTC/USD - Bitcoin price movement tracking & discussion on: August 08, 2017, 07:06:14 PM
So 100 more blocks until segwit is actually activated and then we will have effectively increased the blocksize to around 2MB right?

Not exactly - 100 blocks to official lock-in, then 2016 blocks before actual activation.
63  Economy / Speculation / Re: Wall Observer BTC/USD - Bitcoin price movement tracking & discussion on: August 08, 2017, 07:01:39 PM
http://imagizer.imageshack.us/a/img921/2092/IUkDgP.jpg

Segwit is activated : http://segwit.co/

Miners can produce Segwit Boobs Blocks, now.
https://bitcoincore.org/en/2016/01/26/segwit-benefits/

Quote
Block capacity/size increase

Since old nodes will only download the witness-stripped block, they only enforce the 1 MB block size limit rule on that data. New nodes, which understand the full block with witness data, are therefore free to replace this limit with a new one, allowing for larger block sizes.

Segregated witness therefore takes advantage of this opportunity to raise the block size limit to nearly 4 MB, and adds a new cost limit to ensure blocks remain balanced in their resource use (this effectively results in an effective limit closer to 1.6 to 2 MB).



No, it is locked in, meaning it will activate at the end of the next difficulty retargetting period (two weeks).
64  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] Bitcoin Cash - Fork 1:1 of Bitcoin - Pro on-chain scaling on: August 07, 2017, 05:41:00 PM

Right this second according to coin dance bitcoin cash is actually more profitable to mine  Shocked

I don't expect it to and hope it don't last

Cut and paste from Coin Dance:

Quote
It is currently 98% more profitable to mine on the original chain.

I think you may be reading that wrong.  It is still 98% more profitable to mine the main chain.

I know is was 200+ more profitable before then after the disiculty changed it went to around 160% and now with the BCH price rise it's now 98% meaning BCH is more profitable by 2%

Uhm, no.  It means just what it says.  It is still 98% more profitable to mine Bitcoin.

65  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] Bitcoin Cash - Fork 1:1 of Bitcoin - Pro on-chain scaling on: August 07, 2017, 05:35:25 PM

Right this second according to coin dance bitcoin cash is actually more profitable to mine  Shocked

I don't expect it to and hope it don't last

Cut and paste from Coin Dance:

Quote
It is currently 98% more profitable to mine on the original chain.

Maybe you are reading that wrong?
66  Economy / Speculation / Re: Wall Observer BTC/USD - Bitcoin price movement tracking & discussion on: August 01, 2017, 04:02:42 PM
No sign of the first block is there? just another day in paradise.....

Coin dance says no block yet....
The block might not even come today due to the low hashrate on the Cash network. Sure, they change difficulty downwards, but I think it'll be a while until they get anything.

Regardless of their hashrate, every block mined since the fork point has been <700KB in size, and their 1st block after the split MUST be >1MB by their own rules.  It could be a while even if they have plenty of hash power.

But both are two different chains by now so even if there's not enough transactions in Bitcoin, people wanting to move their BCH would probably amount to much more than 1MB in BCH chain.


BCH Mempool is 1.6Mbytes, so it's over the 1M threshold to trigger the fork when the block is found.

Thanks.  So I guess it really is down to just hash power and their difficulty adjustment mechanism then.

BTW - where did you get the ABC mempool data?  Are you running an ABC client?


67  Economy / Speculation / Re: Wall Observer BTC/USD - Bitcoin price movement tracking & discussion on: August 01, 2017, 03:47:15 PM
No sign of the first block is there? just another day in paradise.....

Coin dance says no block yet....
The block might not even come today due to the low hashrate on the Cash network. Sure, they change difficulty downwards, but I think it'll be a while until they get anything.

Regardless of their hashrate, every block mined since the fork point has been <700KB in size, and their 1st block after the split MUST be >1MB by their own rules.  It could be a while even if they have plenty of hash power.
68  Economy / Speculation / Re: Wall Observer BTC/USD - Bitcoin price movement tracking & discussion on: July 28, 2017, 07:42:22 PM
Yes. In my math, $403 is exactly between 1% and 2% of $2759.

BTCC crooks don't have that much money to support such a price. Unless, of course, they succeed in stealing bitcoins from noobs as already explained.


they can pump chinese fiat renminbi into that freak all day long

I'd really like to ignore this as a non-event. But I can't because it isn't because somebody will pump that freak all day long.

@becoin
Greed always finds a way

That's what I'm saying. Greed will force noobs to split their wallets and try to sell the fork. Instead they'll end up selling their bitcoins for peanuts. That's the game of the crooks.

That might be the game of some of the crooks, but most of the names on that list have conviction and big bags. I think you underestimate this.


Here's a conspiracy theory for you guys:

What if the Chinese miners wait until you all finish dumping all your BCC (which they will be buying), then turn ALL their hashpower onto the BCC chain?

Then they will control Bitcoin, AND they will have ALL the BTC you have been hoarding all these years...


Just a thought Wink
69  Bitcoin / Bitcoin Discussion / Re: The Barry Silbert segwit2x agreement with >80% miner support. on: July 22, 2017, 09:36:47 PM
I feel like I am asking a dumb question or I am confused because when I look at https://coin.dance/blocks, I see that in the last 144 blocks everyone is signaling segwit.  100%



In practice, what does the 10% bitcoin.com    20000002 mean?  And, how come it seems to conflict with the coin.dance information.

If  Bitcoin.com were truly signaling something that did not involve segwit, are going to get orphaned per BIP91?

or are they going to be able to hold back the 95% activation of segwit per BIP141?  currently, looks like 100% not 90%?

Or does the 10% of  20000002 mean something else?

The 20000002 means they are signalling segwit.  The pools signalling 20000012 are signalling both segwit and BIP91.
70  Bitcoin / Bitcoin Discussion / Re: The Barry Silbert segwit2x agreement with >80% miner support. on: July 21, 2017, 10:45:50 PM
Is BTC.com owned by Bitmain? These guys are signalling SW instead of BIP91. Not that it's a huge issue now, but I was just curious.
Huh
Quote from: Block - 476906
Coinbase
EzrY/BTC.COM/NYA/...4$

That "NYA" doesn't really signal anything meaningful, other than general support for an idea.  The block version they are mining is "$20000002" which indicates segwit support, but not BIP91 support.  Most miners are currently signalling both segwit and BIP91 by using version "$200000012".
71  Bitcoin / Press / Re: [2017-07-20]The Bitcoin Mining Pools Initiates Segwit Lock-in Period on: July 21, 2017, 09:06:09 PM
If everything goes according to plan, SegWit should activate within 48 hours from now

Not exactly.  Within 48 hours BIP91 will start to be enforced, and any miner not signalling for segwit (bit 1 per BIP141) will have their blocks ignored by BIP91 enforcing miners.  After 95% of blocks in a single 2016 block retarget period signal for segwit, it will be locked-in.  Then, after an additional 2016-block retarget period, segwit will finally actually activate.  It will probably be the last week in August before segwit actually activates.
72  Economy / Speculation / Re: Wall Observer BTC/USD - Bitcoin price movement tracking & discussion on: July 21, 2017, 06:26:02 PM
...(at least until a future HF if core does not deliver) but my theory is that some mining pools are now using standard core software for the BIP141 signaling as there is no need anymore for btc1 nor segsignal (core+BIP91). Safer too.


If  core does not deliver what?

Miners have to continue to use a client that enforces BIP91 until segwit activates, because the stock Bitcoin Core client will not ignore blocks that don't signal segwit.
73  Bitcoin / Bitcoin Discussion / Re: Poll: Will you use LN? on: July 21, 2017, 03:55:33 PM
For small transactions, sure. It's perfectly safe to use lightning networks to make small transactions, only paranoid idiots would cry and moan about not using onchain transaction to pay 5 bucks for some crap. Your 5 bucks are safer in the lightning network than they are in a banking credit card transaction.

For 100+ dollars where you would be pissed if you lost them, then i'll stick to on-chain tx's.

LN transactions are actually limited to no more than 0.042 BTC - which would be ~$114 USD at the time I am writing this.

https://medium.com/@rusty_lightning/bitcoin-lightning-faq-why-the-0-042-bitcoin-limit-2eb48b703f3
74  Bitcoin / Bitcoin Discussion / Re: About the "Unknown block versions being mined!" warning on: July 20, 2017, 04:39:59 PM
Anyone know what that small percentage of blocks signaling with a 30000000 is about?  I saw one or two blocks with that version number yesterday and I couldn't find any BIPs or docs referencing that number.

"Bitcoin Classic" nodes mine blocks with version 0x30000000 by default, if I am not mistaken.
75  Economy / Speculation / Re: Wall Observer BTC/USD - Bitcoin price movement tracking & discussion on: July 19, 2017, 08:48:03 PM
Yeah, I am also wondering what's going on.

So it's went over 80% and has now dropped below. Why would they do this?

What is the advantage of doing that?


The advantage is making a shit ton of money. If I had control of a significant amount of hashrate (2%+) I'd be changing my signalling to manipulate the markets.
It could be just as easy as:
  • Turn on signalling
  • Signalling goes over 80%
  • BTC price increases
  • Dump BTC
  • Turn off signalling
  • Load up on cheaper coins

Bitfury was signalling for BIP141 and BIP91.  They then mined 4 blocks in a row that signalled only for BIP141.  After that, Bitfury quit mining blocks completely, and they have not mined a block since block #476476.

The loss of the Bitfury blocks would account for the drop in signalling.  What has happened to Bitfury is not known (at least to me).  I seriously doubt that they are intentionally not finding blocks though.

76  Other / Meta / Re: Wall Observer new ownership on: July 06, 2017, 07:49:45 PM
@Theymos- any chance of allowing people to change their votes due to changing circumstances?

I'm not Theymos, but on my screen I see a 'Remove Vote' option that will let you un-vote or re-vote if you want.
77  Economy / Speculation / Re: Wall Observer BTC/USD - Bitcoin price movement tracking & discussion on: June 17, 2017, 04:38:42 PM
A small miner will often receive his fees in small amounts meaning that to spend it, he will need to use funds from many transactions. A high fee per byte can mean those funds become unprofitable to mine (if you're not a big miner with access to cheap electricity) or even cost more to spend than their value (this is not just true for mining funds. High fees have meant a lot of Bitcoin's total value is now worth less than it would cost to spend). This is especially true for p2pool (a truly decentralized pool) where miners are paid directly from the coinbase.

I don't think I understand what you are saying here...  If you are referring to transaction fees, all transaction fees are included in the single coinbase transaction along with the block subsidy.  If you mean by 'receive his fees' the individual payouts hash providers get from pools, every pool I ever mined at other than p2pool allow the miner to set their minimum payout to any size they want as long as it is above some minimum.


78  Economy / Speculation / Re: Wall Observer BTC/USD - Bitcoin price movement tracking & discussion on: June 02, 2017, 01:52:50 PM
ETH could have made me a millionaire. If it goes 5X from here I will eat a shoe.

You've said that kind of thing before, so I don't believe you are sincere anymore :p

https://bitcointalk.org/index.php?topic=178336.msg13829530#msg13829530

5 million in asks on buttstamp to 450

 Shocked

If this thing doesn’t crash down under 300 in the next 28 days I’ll eat a shoe.
79  Bitcoin / Development & Technical Discussion / Re: Moving towards user activated soft fork activation on: April 14, 2017, 02:57:25 PM
So Maxwell is suddenly doing interviews coming out as pro-UASF now: http://www.coindesk.com/asicboost-uasf-greg-maxwell-bitcoins-path-forward/

Quote
"Ultimately, I think if we had a crystal ball and could get anything we wanted, we'd want to use UASFs always."

Oh, and did Blockstream really just hire Samson Mao to be chief strategist? http://www.coindesk.com/blockstream-hires-ex-btcc-exec-global-market-push/

My favorite is the UASF camo baseball hats... "Break out your flags, boys, it's time to giter dun."

Wow, just wow.

It's interesting news indeed.

I'm guessing he has done the reading.
Now he knows enough to be able to crack the Satoshi's system of the consensus guarded by the miners... Wink


I'm really shocked at Maxwell, this eclipses even his worst prior trolling attempts. Good job humbling him. He is now venturing into the "delusional and stupid" realm. I suppose he and his minions can write more code that won't ever get adopted by a majority... at some point I will be concerned that all of this crap code running simultaneously will break something, however.



In case you are interested, Greg clarifies his position greatly in this post to the developer mailing list:

https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2017-April/014152.html

Quote
I do not support the BIP148 UASF for some of the same reasons that I
do support segwit:  Bitcoin is valuable in part because it has high
security and stability, segwit was carefully designed to support and
amplify that engineering integrity that people can count on now and
into the future.

I do not feel the the approach proposed in BIP148 really measures up
to the standard set by segwit itself, or the existing best practices
in protocol development in this community.

The primary flaw in BIP148 is that by forcing the activation of the
existing (non-UASF segwit) nodes it almost guarantees at a minor level
of disruption.

Segwit was carefully engineered so that older unmodified miners could
continue operating _completely_ without interruption after segwit
activates.

Older nodes will not include segwit spends, and so their blocks will
not be invalid even if they do not have segwit support. They can
upgrade to it on their own schedule. The only risk non-participating
miners take after segwit activation is that if someone else mines an
invalid block they would extend it, a risk many miners already
frequently take with spy-mining.

I do not think it is a horrible proposal: it is better engineered than
many things that many altcoins do, but just not up to our normal
standards. I respect the motivations of the authors of BIP 148.  If
your goal is the fastest possible segwit activation then it is very
useful to exploit the >80% of existing nodes that already support the
original version of segwit.

But the fastest support should not be our goal, as a community-- there
is always some reckless altcoin or centralized system that can support
something faster than we can-- trying to match that would only erode
our distinguishing value in being well engineered and stable.

"First do no harm." We should use the least disruptive mechanisms
available, and the BIP148 proposal does not meet that test.  To hear
some people-- non-developers on reddit and such-- a few even see the
forced orphaning of 148 as a virtue, that it's punitive for
misbehaving miners. I could not not disagree with that perspective any
more strongly.

Of course, I do not oppose the general concept of a UASF but
_generally_ a soft-fork (of any kind) does not need to risk disruption
of mining, just as segwit's activation does not.  UASF are the
original kind of soft-fork and were the only kind of fork practiced by
Satoshi. P2SH was activated based on a date, and all prior ones were
based on times or heights.  We introduced miner based activation as
part of a process of making Bitcoin more stable in the common case
where the ecosystem is all in harmony.  It's kind of weird to see UASF
portrayed as something new.

It's important the users not be at the mercy of any one part of the
ecosystem to the extent that we can avoid it-- be it developers,
exchanges, chat forums, or mining hardware makers.  Ultimately the
rules of Bitcoin work because they're enforced by the users
collectively-- that is what makes Bitcoin Bitcoin, it's what makes it
something people can count on: the rules aren't easy to just change.

There have been some other UASF proposals that avoid the forced
disruption-- by just defining a new witness bit and allowing
non-upgraded-to-uasf miners and nodes to continue as non-upgraded, I
think they are vastly superior. They would be slower to deploy, but I
do not think that is a flaw.

We should have patience. Bitcoin is a system that should last for all
ages and power mankind for a long time-- ten years from now a couple
years of dispute will seem like nothing. But the reputation we earn
for stability and integrity, for being a system of money people can
count on will mean everything.

If these discussions come up, they'll come up in the form of reminding
people that Bitcoin isn't easily changed at a whim, even when the
whims are obviously good, and how that protects it from being managed
like all the competing systems of money that the world used to use
were managed. Smiley

So have patience, don't take short cuts.  Segwit is a good improvement
and we should respect it by knowing that it's good enough to wait for,
and for however its activated to be done the best way we know how.
80  Bitcoin / Bitcoin Discussion / Re: Fuck: SegWit, LN, Blockstream, Core, Adam Back, and GMazwell on: March 30, 2017, 02:25:45 PM



How much more transparent can you get than publishing everything as open source?

https://github.com/ElementsProject/lightning

I am interested to know their general business plan and how it relates to scaling Bitcoin.

Well, I can't speak for Blockstream, but I don't think they are in the business of scaling bitcoin at all, necessarily.  Their business seems to be producing side-chain-based solutions for specific use-cases - like Liquid for example.

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