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3301  Bitcoin / Bitcoin Discussion / Re: Elon Musk once again throwing shade at bitcoin on: December 23, 2021, 08:02:55 PM
Let me start with ouch. I just rolled my eyes so hard I think I pulled a muscle in one of them.

But, with the NHTSA starting yet another investigation into Tesla https://www.reuters.com/world/us/us-opens-investigation-into-580000-tesla-vehicles-over-game-feature-2021-12-22/
he had to say something to distract people.
I actually joked to someone yesterday that there would probably be another Cybertuck tweet coming. Guess he went with a crypto tweet instead.

As for the 'shade', I think more and more people are not paying a lot of attention to him with the crypto stuff anymore. There are still a ton that do, don't get me wrong. But more and more I see him getting a smaller and smaller reaction to his tweets.
And although it's 100% not important or related at the time of this post BTC is back above $51000 so in the very short term a lot of people did not care.

-Dave
3302  Bitcoin / Bitcoin Technical Support / Re: How easy would it be to fake transactions? on: December 23, 2021, 07:47:06 PM
That's a very risky game to play as a miner!
Yes, absolutely. As I said in my first reply, this attack would be even less likely than a Race attack, which is already going to be incredibly rare. It may have been a feasible attack when the block reward (plus fees) was worth only a handful of dollars, but now it is far more profitable for the miner to just mine honestly.

The caveat to this is if the miner has a significant proportion of the hashrate and has a non-negligible chance of being able to mine a longer chain than honest miners when they both start from a given point. I broadcast a transaction which pays the merchant, while at the same time mining in secret a different transaction which double spends those coins back to myself. Once I find a block, I continue to mine more blocks in secret which build on my dishonest block. After the main chain has (for example) 3 confirmations, and the merchant delivers my goods, I then release my dishonest chain which has 4 blocks, and everyone swaps to my longer chain, invalidating the initial transaction to the merchant.

The problem with the above attack is that it's just not worth it.
It really would have to be an epic one and done kind of thing, since after that payment processors and the rest of the internet are gong to know that miner is doing something funky.
And what are they really going to get out of it.

It's the equivalent of doing a "Mission Impossible" getting into the server room to steal a bag of chocolate. And then never to be trusted again.

And if it's real durable goods, say you got your Lambo and got out of the dealership before they figured out what happened. You are going to do what when the lawyers show up at your house asking for money?

It's all theory, but no more theory then me getting onto the roof of a WalMart store so I can get into their IT room to install my own router so when I go back in and run my credit card to buy my PS5 it just gives and approval instead of really running my card. I would be better off just grabbing the Cisco 8300-2N2S-4T2X router out of the server room and running out the door with it.

-Dave
3303  Bitcoin / Bitcoin Discussion / Re: Crypto.com Predicts 1 Billion Global Crypto Users in 2022! on: December 22, 2021, 12:18:44 PM
I really can't ever see getting a "real" number at this point in time. And they are saying 1/8 of the world will have crypto. I just don't see it.
Too many people with no access to it. Too many people who don't know or understand it. Too many people who don't trust it. And so on.
If they said 500 million I could go possibly.

The other issue is getting "real" numbers:
Once person can have accounts on Coinbase & Gemini & Binance & many more accounts. And all the unregulated / non KYC exchanges that you can't even get user into from.
Truly accurate numbers are just about impossible.

Just my view.

-Dave
3304  Bitcoin / Bitcoin Technical Support / Re: Running ancient bitcoin clients on: December 22, 2021, 12:09:35 PM
Following the links and a bit of googling will get you a lot of the old source code.
Keep in mind quoting myself:

Also, compiling them at times will drive you nuts, they rely on a bunch of old packages that are no longer around. I actually had to download gigs and gigs of old linux CDs & DVDs to get what I needed and their dependencies.

If you want to / have to compile it do not try to make it work with newer versions of stuff. Go out download all the old Ubuntu DVDs with all the software and dependencies and install it in a VM and compile it there. The time it will take to hunt down every old package and then trying to get them to work on a 2021 OS will not be worth it. There are copies pre 2010 Ubuntu and other linux distros out there will all the needed packages. Trust me on this. Not saying it can't be done, but it's a lot harder.

-Dave
3305  Bitcoin / Bitcoin Discussion / Re: Do you think crypto is going to replace the dollar? Jack: Yes, Bitcoin will on: December 21, 2021, 11:17:44 PM
Replace the dollar? Probably not.
Become ubiquitous for payments and commerce? Probably.
Become a much more known thing and traded everywhere? Almost certainly.
The biggest issue with it replacing any major currency is the fact that some countries, for good or bad do need / want to have some form of control over money.

Think of the 2008 financial implosion. Without the ability to bail out some financial institutions it would have been much much worse.

-Dave
3306  Bitcoin / Bitcoin Discussion / Re: United Wholesale Mortgage To Accept Bitcoin This Year on: December 21, 2021, 07:35:02 PM
1st off my bad for not commenting earlier but back in October they backed off taking bitcoin:

https://www.cnbc.com/2021/10/14/united-wholesale-mortgage-ditches-its-plan-to-accept-bitcoin-ethereum.html

I think this quote from the above link sums it up nicely:

Quote
It’s the latest evidence that many cryptocurrency users are treating it as an investment rather than a replacement for money.

No to mention for the US you have the tax implications when you sell so if are making your mortgage payment with BTC then you are adding to your tax burden (if you are selling above what you paid for it)
And, just as a thought, if you are living on crypto so to speak, and you see a spike in BTC price you may be better off selling on Coinbase* or the like sending the $ to your checking account and paying your bill from there. This way if you want to sell NOW when you think the price is good, you don't have to deal with the mortgage company.


-Dave

* Not going to get into the lack of privacy / anonymity of Coinbase and other places. You were going to pay your mortgage with BTC they know who you are and where you live :-)
3307  Economy / Service Discussion / Re: Jack Dorsey is developing an economic platform (Blocks) on: December 21, 2021, 01:41:53 PM
....
There are multiple overlapping products that both H&R Block and "Block" (fka Square) offer.

Up until now I did not know H&R as anything other then "those tax people".
Possibly I just did not notice, so when I got to the office I asked the 2 other people who were there, one of which is a bookkeeper if they knew what else H&R block did and all I got was "aren't they tax people"

So with my sample size of 3 most people just see H&R as tax people. However, they DO other things, how much I don't know but I can see them needing to / wanting to defend the trademark. OTOH, asking people what Square does you will probably get a longer list of stuff so H&R might have a bit of an uphill battle.

The other side of the coin is that as of NOW H&R Block has a market cap of $4 billion on revenue of $3.4 billion (as of the end of their last fiscal year)
Block / square has a market cap of $73 billion on revenue of $9.4 billion (as of the end of their last fiscal year) and as of now are on the way to having a $17 billion dollar year this year.
In theory Block / Square could absorb H&R somewhat easily. And add to their portfolio and services group.

-Dave
3308  Bitcoin / Bitcoin Discussion / Re: Deloitte Article on Threat of Quantum Computers on: December 21, 2021, 12:22:05 PM
What most of these articles seem to be missing is the fact that when these addresses do become vulnerable some time in the future, unless a lot of other things are changed in the way people use encryption changes many more things will be vulnerable and most of them are worth a lot more money.

You think some p2pk and reused p2pkh are vulnerable. Try some older NFC / RFID cards. How about old web & internet services and so on.

I put stuff like this in the FUD pile and move on. Yes it's going to happen, yes people will loose money, and YES there will be a way to stop it long before it happens and yes some people will not do it. They are the same people who go to https://haveibeenpwned.com/ and find that the one password they use for everything has been compromised and still do not change it.

-Dave
3309  Economy / Economics / Re: Robert Kiyosaki expects a market crash and economic crisis - do you believe it? on: December 20, 2021, 10:15:25 PM
IMO yes there is a crash coming.
This is all Dave's opinion and nothing more.

1) There are a lot ob businesses out there that rely on cheap money / low interest rates. They have been deluding themselves that everything is fine since the crash in 2008 while borrowing insane amounts of money to stay afloat. Now that interest rates are going to rise they are going to implode....and blame everyone but themselves. That is going to be the start.

2) The 2nd part is going to be businesses who have not changed with the times. You can blame boomers / millennials / democrats / republicans but it does not matter. We are in a different world then we were in 2 years ago. It was going to change anyway, covid just made the changes faster. Is you restaurant not on Uber Eats / GrubHub / Door Dash. We;; guess what, you are going to loose a ton of business.

3) People who have been riding cheap credit the same way I have businesses in #1 above, sorry people shit is going to get real. Be prepared to sell stuff or loose your home.

And then it all comes tumbling down.

However, since the current younger generation has seen this in the 2000 crash and the 2008 crash they are going to be more prepared for it and adapt better and more quickly then the boomers that were fully in charge in 2000 / 08 (full disclosure I am VERY close to boomer age)


-Dave
3310  Bitcoin / Hardware wallets / Re: Bearer crypto card - Comparison table on: December 20, 2021, 07:22:02 PM
Should we highlight the fact that Ballet's keys are pre-generated ? Which is an important buying information.
Yes I think you should add that.

Agreed.

Would also be interesting to reach out to the other vendors to ask about their after sale support for issues like I had with my OpenDime.
They could have told me 'too bad, so sad' and that would have been it.
But on the same note, at the time of the incident, I had to reach out to them through social media to have them send me a form to fill out and send back to get an RMA to send it to them.
Nowhere on their site was a link to "OpenDime broken, click here"

Getting the if your card is broken this is the repair & recovery methods & options would probably be good to have and something to discuss here when talking about these products.
Even to the extent of repair location.

I know I have had a couple of credit card chips go bad over the years. And my AMEX tap to pay stopped working the other day so it is something to think about.

-Dave

3311  Bitcoin / Hardware / Re: Avalon 841 CGminer API log decode.. on: December 20, 2021, 07:03:07 PM
Look in just any thread regarding the A7-A9 and you will find Kano's comments about that. From what I've seen with my clusters it is the number of stales seen that goes up.

As for the reason, partly due to the RasPi using a USB-channel for the LAN connection vs a dedicated network link to the CPU and as a guess, polling time required to service all the miners in a string. Safe bet that since he worked with Canaan to tweak the FW Kano could give some details on it.

OP, what model RPi are you using?

I had 3 miners running on a RPi3 but the original RPi & the RPi2 struggled with having more then 2 per chain.

Would have liked to have seen under-voltage / CPU temp warnings for the Pi controller in the web interface, but they never put them in for some reason.
I *think* that some of the issues that people have had through the years with the Avalon stuff was the fact that they spend $1000s on miners and everything else and then used a $1 power supply to run their RPi.
Even with what the OP is seeing. Is it the Pi not keeping up because it can't or is not keeping up because the CPU is throttling due to heat or low power?

I always wondered why they never released a PC based control software.

-Dave
3312  Bitcoin / Hardware wallets / Re: Bearer crypto card - Comparison table on: December 20, 2021, 03:03:27 PM
You can check the opendime sourcecode here: https://github.com/opendime/opendime
IMO separating them between things that have electronic hardware and things that don't.

There are some advantages and disadvantages to both. But for long term storage, something like the ballet may be better since there are components to go bad so to speak.
Posted about it the other day, but this could have gone worse for me: https://bitcointalk.org/index.php?topic=5218987.msg56370760#msg56370760
Same with any of the other devices that contain electronics that can be damaged.

-Dave


3313  Bitcoin / Bitcoin Discussion / Re: Who manages the bitcoin server ?? on: December 20, 2021, 01:05:23 PM
I think you are asking about seed nodes.

Seed nodes are nodes that generally have a high uptime and have had many connections to many other nodes. They are used by nodes that are first joining the network to get a list of other nodes to connect to. The DNS Seeders give out lists of seed nodes and there are also some hard coded fallback seed nodes in Bitcoin Core to be used if the DNS Seeders are unavailable.

It is important to note that nodes do not connect to seed nodes as a normal node. Rather they connect, request IP addresses of other nodes (using the getaddr message) and then disconnect. Nodes then connect to the nodes that were given in the addr message (the response to getaddr).

Very very simply:
You run the core client for the 1st time, it goes out to a list of nodes that it has pre-programed and gets some information from them including a list of all the nodes they know about.
The node then connects to those nodes and gets a list of other nodes and starts download the blockchain and so on.
There are many that are operated all over the globe by dozens of different people.

-Dave
3314  Other / Archival / Re: Are Banks afraid of Crypto adoption? on: December 20, 2021, 12:55:01 PM
Painting the picture with too broad a brush.

Are *some* banks afraid of Crypto? Yes.
The same way they were afraid of the internet and online banking and banks that had no physical branches so they could compete for the same customers without a lot of expenses.
Some banks are VERY friendly to crypto:
https://www.americanbanker.com/payments/news/signature-bank-raises-its-bet-on-cryptocurrency

Are some central banks afraid of Crypto? Yes.
The larger ones that can't adapt fast enough, or have certain rules or controls that force them to operate in a way that crypto makes more difficult if not impossible.

Some other thoughts and comments:

Without data, do you doubt that over the past 2-3 years people have begun to invest and store cryptocurrencies more often? Do you think the 2.5 trillion contributed to the cryptocurrency industry are all speculators?

2.5 trillion for you or me is a lot of money. For a world wide economic instrument it's not a lot.

Since when did central banks care about their consumer base? If they were that virtuous, I would expect them to exercise a slight bit of financial responsibility ever now and then, but they seem immune from that. Traditional currencies are the biggest scam there is -- built in inflation rate and uncontrolled printing ensures that the value of one's funds decreases year over year.

The 1 CUSTOMER of a central bank is the government of that country. They are supposed to follow, more or less, what the government wants. In theory the government is supposed to be working for the good of the people, but that discussion is for another thread.

-Dave
3315  Economy / Service Discussion / Re: Ledger Card Honeypot on: December 19, 2021, 09:42:52 PM
In order to gain access to third-party services through Ledger Live, you understand and acknowledge that your location information, including your IP address, may be collected on behalf of and checked by selected partners in order to meet their own AML/KYC requirements.

With no way to update the firmware or the apps on your Ledger device without going through this piece of software, then it is essentially impossible to use a Ledger device privately.

A VPN will get around that, but I guess it get's back to what has been being said about them for a while that they should not be trusted.
As I posted above, the issue is not us, it's them and everyone else that uses & promotes them.
Bitching about what they do amongst ourselves is fine, but we have to spend time educating others about what they do.
...quoting myself from another post:

Serious thought, Ledger has already made it 100% clear that they don't care about their customers. They are not even trying to hide it. But they are selling a ton of devices. So, the question is WHAT are they doing that other manufacturers are not? And if the other manufacturers do the same will they pull sales from Ledger? And if not why not? This is something we should be discussing. I have my own thoughts, but I am interested in what other people think.

I spent wayyyyy to much time the other day pointing out why someone I know should stop using his ledger, I might as well been talking to my cat for all the progress I made with him. But I tried. This is just another thing we will have to talk people out of.

4% cashback in XLM, and if you use USDC to fund it, since it's a 'stablecoin', there are no tax implications.
Are you paying those crazy high ethereum transaction fees for every transaction you make with your card?


Sorry missed this the other day, just 1 transfer to Coinbase with the 1 fee and it just pulls from my USDC balance.
They also pay some small amount of interest on USDC.
But if you are going to spend crypto on stuff instead of holding it, I'll take 4% back.
As I have posted in other places here, my privacy & anonimity are already gone since I am a long time Coinbase user, so I might as well make the best of it.


-Dave
3316  Bitcoin / Press / Re: [2021-12-15] Analysts expect Bitcoin trend change after Fed lays out its roadmap on: December 19, 2021, 02:46:25 PM
Real large scale investors HATE uncertainty.  Stocks / bonds / BTC / crypto does not matter. Once they have a clear view of what the Fed plan is and how some other things change is when you see action in the markets. Up or down. You will always have the small retail inventors (Us) and the larger investors who are public (Microstrategy / Saylor) but the real big money, those who can move a billion in and out of a market. They wait till they are sure.

There might be some other players out there, but the big silent ones, in all markets are usually very very smart and very very quiet and don't make a move until they are very very sure.

-Dave
3317  Other / Off-topic / Re: Thoughts on the Metaverse craze ( for concerts ) on: December 19, 2021, 01:15:19 PM
WTF was that ?!?!

Let me make it easy for everyone. The Metaverse is there for people to make money.
All these social media platforms and media platforms and other interactive sites are competing for the same people. The 1st ones to get something new have the advantage till the 'next big thing' comes along.
Make no mistake, it's all about getting users and getting their money, or getting the users so the advertisers give you the money.

Don't pretend it's anything but that and it all makes more sense.

-Dave
3318  Economy / Reputation / Re: Lauda back as Ratimov, (alleged) on: December 19, 2021, 01:10:00 PM
I think Lauda is hanging around, but I don't think she is Ratimov. Really hard to believe she left the forum for good without any real good reason IMO.

Real life can always be a reason, and people might not want to talk about it.
Either way Ratimov's & Lauda's posting IMO are totally different in terms of how they are written and IMO there is nothing tying the accounts together.
Not sure why the OP thinks so other then their similar, but not even close to the same attitude, or what the OP is trying to accomplish by saying that they are the same person.

-Dave

3319  Economy / Services / Re: 25$ free / help me pay tiny item with credit card i pay crypto on: December 18, 2021, 10:58:00 PM
When posting this kind of stuff you need to give more info.

1) Where is the website based? US / EU / etc.

2) What payment methods do they take Visa / MC / Discover / Amex  etc.

3) Is it a physical object or just an activation code?

4) What information does the site need? Name? Address? Phone number?

If it's US based I might be able to help you, but without more info I can't say yes.

-Dave
3320  Bitcoin / Bitcoin Technical Support / Re: Sent BTC: Binance to Trezor- Completed status however no coins on: December 18, 2021, 03:40:11 PM
If you can get the TXID and it's not on the BTC network here are some explorers for the other chains:

Binance Smart Chain Explorer (bsc) = https://bscscan.com/
Binance Chain (BEP2) Explorer = https://binance.mintscan.io/

As others have stated without the TXID or even knowing what chain they sent it on you don't know if the other people ever really sent it.
But if they did not send it on the BTC network then the coins are probably lost forever.

-Dave
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