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1321  Bitcoin / Bitcoin Discussion / Re: NFTs on Bitcoin? on: March 27, 2021, 06:18:23 PM
Another problem with the idea is the cost. to register any NFT with a coin you need to make a transaction, and transactions with bitcoins aren't cheap at all.

Bitcoin transactions are currently cheaper than Ethereum transactions.

Average Ethereum Fee: $15.62
Average Bitcoin Fee: $13.57

Source: https://ycharts.com
1322  Bitcoin / Bitcoin Technical Support / Re: Base 64 characters? Bitcoin docx file on: March 27, 2021, 08:23:00 AM
A base-64 encoding with 50 lines of 70 characters sounds a lot like a PGP key.
1323  Bitcoin / Bitcoin Technical Support / Re: Syncing Bitcoin core on: March 27, 2021, 08:12:46 AM
I have a question about syncing my bitcoin core. I didnt use it for a few weeks and had to update a few thousand blocks I did this yesterday with a rate of 4% per hour. I fully synced it now 24h later I opened it again to resync what happend in those 24h and now my rate is suddenly 0.01% and it takes forever to finihs the reamining blocks is that normal?

I think the problem is probably related to connecting to peers in order to obtain the blocks. The rate should improve as you connect to more peers.
1324  Bitcoin / Bitcoin Discussion / Re: Will miners include their own transactions with high fees in their blocks on: March 26, 2021, 09:25:08 PM
After all, the fee size doesn't matter if they are collecting it themselves. I can see a couple of advantages in this. an investment house that is running its own mining rigs could pass the fee onto a client. Also, artificially high fees can help to get Bitcoin users used to paying higher fees to prepare for the days when fees replace the mining rewards

Investment house clients might switch if the mining fees that they are charged are too high.

The highest fees don't affect the rates that other users pay. A miner could pay themselves 1000 sats/byte or 1 million sats/byte, but it wouldn't affect how much others pay. Users are competing to pay the lowest fee possible, so it is the lowest fees that matter.

So an investment house that owns a mining operation can maintain his own mempool, and give transactions in that priority when he finds a block. He could then top up his block with transactions from the main mempool to gain a bit of extra income.

Every miner has their own copy of the mempool and is free to include or exclude any transactions that they choose in a block. Exchanges that also mine do exactly what you suggest. They prioritize their own transactions over others in order to save money on transaction fees. Or, they might pay miners to give their transactions priority.
1325  Other / Beginners & Help / Re: How to make online transactions? on: March 26, 2021, 06:45:49 AM
OK, so, I have a bitcoin miner running 24/7, and I'm earning steady bitcoin, now, how am I going to be able to pay with the bitcoin I earned? I know that I have to register a wallet, but once the wallet is registered, how to I get it to sync with my current funds?

For example, I want youtube premium(assume YT accepts bitcoin though it doesn't), how do I transfer the bitcoin I have to youtube so I can get my premium membership? (sorry, I just started this and I'm not very technical in this field)

In order to send and receive bitcoins, you need a wallet. You can choose one here: https://bitcoin.org/en/choose-your-wallet

Get a "receive address" from the wallet and withdraw your bitcoins to that address. Once you have the bitcoins in your wallet, you can send them whenever and where ever you want. Generally, if you want to send bitcoins, the receiver will give you an address (just like you did when you withdrew the bitcoins that you mined). You go to "Send" in your wallet and enter the address and amount.
1326  Economy / Service Announcements / Re: Want To Unlock Your Trading Potential? on: March 26, 2021, 06:27:32 AM
This is a scam. Do not download anything or send any money.
1327  Other / Beginners & Help / Re: How to Remove Topics from this list? on: March 24, 2021, 11:57:51 PM
If you don't want to see a certain thread, the only way to ignore it is to remove all of your posts in the thread.
1328  Bitcoin / Bitcoin Technical Support / Re: Need help connecting to full node over Tor on: March 24, 2021, 11:49:50 PM
I have a Raspibolt node running using TOR. Raspibolt has the following configuration for bitcoind. Compare to yours.

Code:
# RaspiBolt: bitcoind configuration
# /mnt/ext/bitcoin/bitcoin.conf

# Bitcoin daemon
server=1
txindex=1

# Network
listen=1
listenonion=1
proxy=127.0.0.1:9050
bind=127.0.0.1

# Connections
rpcuser=raspibolt
rpcpassword=PASSWORD_[B]
zmqpubrawblock=tcp://127.0.0.1:28332
zmqpubrawtx=tcp://127.0.0.1:28333

# Raspberry Pi optimizations
maxconnections=40
maxuploadtarget=5000

# Initial block download optimizations
dbcache=2000
blocksonly=1

Also, why run both Bitcoin Core and Electrum on the RPi? I run Electrs on the RPi, which allows me to run electrum on any computer on my network.
1329  Bitcoin / Bitcoin Discussion / Re: 150 000$ or 3 btc for an empty wallet! on: March 24, 2021, 11:29:13 PM
TL;DR: Find the private key for any of these public keys and receive 3 BTC.

Here are my thoughts:

How?

Finding a private key given only a public key is practicably impossible. It is not worth even trying, even for $150,000.

Why?

Here is a wild guess: @criptonist has a master public key to a hierarchical wallet, and along with a child private key that you are asked to provide, she can compute the master private key and take BTC from addresses not listed. Since it costs nothing to have others search for the private key, @cryptonist has nothing to lose by asking.
1330  Bitcoin / Legal / Re: Hashflare on: March 24, 2021, 06:28:28 PM
If you can track down the company, you might be able to get your BTC through legal means.That's probably your best option, as bad as it is. Hash flare was a scam so your probability of success is very low.
1331  Bitcoin / Bitcoin Discussion / Re: Bitcoin production on: March 24, 2021, 02:02:45 AM
Due to high level of energy consumption when mining bitcoin is there no other ways of producing bitcoin either by the use of computer or other means?

Bitcoin mining, or more precisely proof-of-work, is specifically designed to consume energy. If you can develop a way to compute a SHA-256 hash without consuming energy, then you may become the richest person on the planet.

Because of the economics of mining, these are the only ways to lower the consumption of energy used in bitcoin mining:

  • 1. Increase the per hash cost of mining, perhaps by
    • a. increasing the cost of energy, or by
    • b. other means such as taxes.
  • 2. Reduce the value of the block reward, perhaps by
    • reducing the subsidy or the transaction fees, or by
    • reducing the value of a bitcoin.

Note that increasing the efficiency of mining, specifically hashes per joule, has no effect on the consumption, again because of the economics of mining.
1332  Bitcoin / Bitcoin Discussion / Re: U.K. Bitcoin trader to Pay $572 Million Penalty for perpetrating a Ponzi Scheme on: March 23, 2021, 07:36:11 AM
What are your thoughts on this?

I don't know why they call him a "renowned crypto trader" when he is clearly not that.
1333  Bitcoin / Development & Technical Discussion / Re: How to calculate entropy change of modified Diceware password? on: March 19, 2021, 10:17:48 PM
Thanks, for the input. I would like to ask now a slightly related question:
Let's say I do not like the first result and I roll the dice a second time. Has this any influence on the entropy?
Let's further assume I roll the dice a third and n-th time and then take the result. Would this have any influence on the entropy?
This is an example of selecting an outcome from what I call the "entropy space" so your amount of entropy still stays the same although the value of it changes a number of times.
Think of it from a probability point of view where you have a 1/N chance of selecting a particular item from N items, but using repeated selection you're able to select the same one again or a different one: 1/(N*N*N*...) the more times you select things.

I disagree. The act of choosing an outcome can reduce its entropy to potentially 0. Take an extreme case: Generate random 6 character passwords until the results are "123456". In both theoretical and practical terms, that password has an entropy of 0. Nothing about it is random. You picked a password and then used a random process to generate the password that you picked. By choosing an outcome, you reduce the "entropy space" by removing the regions that you would reject.
1334  Bitcoin / Bitcoin Discussion / Re: OGs: guys, lets just sell now, let the idiots buy at 60k LMAO! on: March 19, 2021, 07:43:31 PM
I don't think OGs would be selling at $60k sooner, knowing that bitcoin has already built up an insane momentum that can be converted into huge profits for those who still have a lot of bitcoin on their possession. Also, those who sell now would probably be regretting it in a few months time once bitcoin reaches new heights that most people, again, would surely deem "illogical".

I disagree.

If you look at https://www.hodlwave.com/, you will see that only 20% of bitcoins have not moved in more than 5 years (as of around the last halving). If OGs really weren't spending their coins, that number would be closer to 75%. That implies that OGs have been selling (or at least moving their coins around a lot).

If you have bitcoins that you acquired a long time ago for practically nothing, I see no good reason to hold on to them all even if you expect the price to increase from here. I mean, if your bitcoins are worth millions of dollars, it won't hurt you to sell a bunch. The benefits of maximizing your wealth are overrated. What good is money if you don't spend it?
1335  Other / Off-topic / Re: Why NFT so crazy in 2021? Let’s take a look at NFT on: March 19, 2021, 09:58:29 AM
What they don't tell you about NFTs...

  • An NFT is a token that represents something else. Owning an NFT is not the same as owning the object that it represents.
  • It is claimed that an NFT determines ownership, but what does ownership of data mean? If two people possess the same digital image, for example, how can one person own it and the other not own it, and what is the difference?
  • What would happen if I mint an NFT representing another NFT. Would I own the represented NFT and therefore own the art that it represents?
  • The owner of a work does not necessarily own the copyright for the work.
  • The uniqueness of an NFT is complicated. An NFT is data. It can be copied just like any other data. Its uniqueness only exists in a certain context.
  • Anybody can make an NFT for anything, so an NFT by itself has little meaning.
1336  Bitcoin / Bitcoin Discussion / Re: he pays 5000 € for a bitcoin transfer on: March 19, 2021, 09:27:17 AM
It was a very large transaction combining bitcoins from about 640 inputs. The sender could have saved a lot of money by waiting for fees to drop and paying 10 sats/vb rather than 100 sats/vb.

However, I notice that even when fees are low, there are still transactions paying fees of around 100 sats/vb. I bet those are exchanges that charge users a fee when withdrawing. They don't care what the fee is because the users pay it.
1337  Economy / Economics / Re: US 10-year Treasury yield tops 1.7% on: March 18, 2021, 07:31:33 PM
People with excess cash have more incentive to buy bonds, which means less incentive to buy bitcoins. I don't think the effect is substantial.
1338  Bitcoin / Development & Technical Discussion / Re: How to calculate entropy change of modified Diceware password? on: March 18, 2021, 07:11:10 PM
In theory, since the sequence is not completely random (you reordered the words and hand-picked one of them), you have lowered the entropy by some amount. That amount is difficult to compute. In the worst case, handpicking a word means that the word contributes nothing to the total entropy.

However, in practical terms, there is no difference unless the new sequence of words is designed to match a similar sequence of words that exists somewhere else.
1339  Bitcoin / Bitcoin Discussion / Re: OGs: guys, lets just sell now, let the idiots buy at 60k LMAO! on: March 18, 2021, 06:59:34 PM
I for one am selling my 26 bitcoins and laughing at the buyers to be honest

When it climbs past $100k, who will be laughing at who?
1340  Bitcoin / Electrum / Re: Data I'm exposing when using other server on Electrum on: March 18, 2021, 07:44:49 AM
How can they monitor the data? I mean how this works exactly?
If the data are confidential, which I think will be confidential, I will set up my personal server maybe.

When you run electrum, the wallet asks the server for information about all of the addresses in your wallet. The server then knows all about all of your transactions.

Using TOR connection will break the link very easily, and it's easy to connect tor. In my case I have TOR active, so my Electrum do not connect if I open it without running my tor.

Plenty of information can be known about you without knowing your IP address. For example, they know where all your coins come from and where they go, so they can simply ask someone that you have transacted with who you are.

I run a bitcoin node and an electrum server on a Raspberry Pi, along with a Lightning node and other things (read this: https://stadicus.github.io/RaspiBolt/).

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