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7081  Alternate cryptocurrencies / Altcoin Discussion / Re: What's with the NFT hype? on: March 19, 2021, 08:43:40 PM
I can't understand why somebody would pay ridiculous amounts of money for something that can be easily copied from the Internet? Am I missing something here?
Yes, they are normal digital paintings, but if a digital art got attention from people, it can worth millions. The digital paintings can be many, but only one of it is tokenized, and the tokenized one is the one that worth the millions while the remaining ones that are not tokenized worth's nothing. The owner of NFT owns a token that proves he/she is the right owner.
7082  Bitcoin / Bitcoin Discussion / Re: Segwit vs Legacy, fees? on: March 19, 2021, 12:21:21 PM
No, transaction fee can not consume half of the bitcoin sent
More than half of input value:
Hope you read what I posted above, also check the bolded quotes below, I think it is clear how I mentioned 'it depends'. If I want, I can pay $10 fee for $5 worth of bitcoin transaction, it is possible, although I wouldn't do that. Please never mind this, your quote is not necessary as I explained about the fee above. And I still remain to the point, bitcoin transaction fee depends on the weight of the transaction.

How did you prefer it, people are saying both are correlated in terms of charges, but these is really giving a problem because in any transaction now the charges almost consumed half of the money using for transportation, I want to know the causes of these.
No, transaction fee can not consume half of the bitcoin sent, it depends
7083  Bitcoin / Bitcoin Discussion / Re: Bitcoin and Cryptocurrency still being discussed in Nigerian Television on: March 19, 2021, 11:56:19 AM
Now, to discuss bitcoin on Nigerian television should be an abomination if the government is serious about it. This is to tell you that announcement is just political. No body talk about it as a banned project but an investment opportunity  Grin
It is the CBN that ban bitcoin, while we have know Nigerian SEC not in support of the ban, we also overheard the Nigeria Vice President speech in the last summit recently which comments good about cryptocurrencies  in general, except ripple. Bitcoin is not decleard banned by SEC or in court, while very possible the matter will soon be a court case against Central Bank of Nigeria. Even as CBN banned crypto institutions not to make transactions with Nigerian banks, p2p has been of help, if the crypto trading volume in Nigeria increase in 2021 more than 2020, this will not be a surprise.
7084  Other / Beginners & Help / Re: I just kick off my bitcoin journey on: March 19, 2021, 11:40:47 AM
I give you that merit to just encourage you, some people say this forum is hostile to new members, if you found it that way, you will end up being like a student that hate his subject teacher and fail his course. I remembered I knew no one when I joined last year, but I have passion to know more about bitcoin especially and also to know about cryptocurrencies in general. I am better today and this forum has taught me a lot to helping me in daily life. We have women that have progressed on this forum too, you can also be one, but you need to learn, research and contribute to this forum before you can achieve this. You are welcome.
 
I will have to notify you this common mistaken which may not even be mistake but intentional, do not spam or plagiarize, if you copy a single link from another site or another user, make sure you include the link.
7085  Bitcoin / Bitcoin Discussion / Re: You think CBDCs will threaten Bitcoin? Think again. on: March 19, 2021, 11:29:32 AM
If CBDC will have a purpose, it should be the fight for corruption. Because with this, the government itself can track down the money where these officials are giving to.
Also there will also be non -governmental bodies that will want to track government officials for not to misappropriate money, it will be good for them all to have their asset in CBDC, no any other ones, especially in Africa like my countries that is full of corrupt leaders. While other citizens should be given privilege to invest in the coin of their choice, like me, going for bitcoin as CBDC is just a modern fiat that will be subjected to price declination/devaluation.
7086  Bitcoin / Bitcoin Discussion / Re: You think CBDCs will threaten Bitcoin? Think again. on: March 19, 2021, 11:12:13 AM
In summary, with cash, people have privacy.
The cash with us gives us privacy, but not totally, theives can later know about it and steal it, which means it does not fulfill the sole purpose of privacy, theives are the reasons banks are important. If the cash is deposited in bank, then no privacy again, while no one can keep huge amount of cash, it will be in the bank. Fiat is fiat, it brings no privacy.

With CBDCs, the government will have total control.
Privacy will totally be compromised, everything will be tracked by government, and it will be easy to freeze any account. But, this will be good to fight corrupt government officials, all their money should be in CBDC in a way all will be tracked even by the public, it will be good to fight corruption in corrupt countries.

It's really stunning how some people actually think that this is what's going to threaten Bitcoin.
It is the other way around, people like privacy, that is why they will prefer to go for bitcoin. CBDC will only just be inflationary currency just like fiat because it will be backed by fiat, but bitcoin is deflationary, another reason people will prefer bitcoin over CBDC which is not that really different from fiat, we can say CBDC has been existing before but in fiat while fiat will only be modernized into CBDC, nothing change than privacy that will be more compromised, so nothing will affect bitcoin.
7087  Bitcoin / Bitcoin Discussion / Re: Segwit vs Legacy, fees? on: March 19, 2021, 09:51:06 AM
How did you prefer it, people are saying both are correlated in terms of charges, but these is really giving a problem because in any transaction now the charges almost consumed half of the money using for transportation, I want to know the causes of these.
No, transaction fee can not consume half of the bitcoin sent, it depends, bitcoin transaction is measured in weight. For example, you want to make a transaction of $10 with segwit address, while the mempool is not congested and a feerate of 30 sat/vbytes can make the transaction included in the next block and be confirmed, this will cost around $1.8 with the present bitcoin price, also consider the transaction to have 1 input and 2 outputs. Although, $1.8 is paid for $10 transaction, but if it is the conditions are constant (1 input, 1 output, segwit address used and mempool is 30 sat/vbyte), making higher transaction like $1000 or even higher will still only cost $1.8 in fee to be paid, but this is when you use wallets.

Transaction fee is not determined by the amount of bitcoin paid, it is determined by:
  • Mempool
  • The type of address used
  • Number of inputs and Outputs
  • Transaction weight

If mempool is not congested, you will pay lower fee, the more the congestion, the higher the feerate and the higher the fee. The number of inputs in a transaction makes the transaction weight heavier, which will significantly increase the fee, the number of output also does but does not make transactions weight much heavier if compared to number of inputs.

On exchanges, the fee is not flexible but static, exchanges have a constant fee customers do pay. Like on binance, the fee is 0.0005BTC, likewise on HBTC exchange. On HitBTC, the fee is 0.0009BTC, there are some exchanges that still charge higher and some charge lower fee, but on each exchange, the fee is constant irrespective of the addresses used. Although, the exchanges uses this to gain because the exchange will pay less fee to miners, use less fee to consolidate and gain the remaining fee paid. So, the extra fee which makes exchanges fee higher and yet constant is for the exchange maintainance, and this is not how normal wallets operates.
 
7088  Other / Beginners & Help / Re: Legacy to Segwit Wallets on: March 18, 2021, 10:46:13 AM
- With a same seed, you can create two types of addresses in Electrum: Legacy and Segwit. You can choose Legacy for your first wallet file (you can name the file as Legacy) and the second file as Segwit (name it as Segwit).
From the same seed, you can generate address for legacy, nested segwit and native segwit as it is explained above, but about creating another wallet from electrum, you will need to generate another seed phrase.

You click on wallet
Then click on new
Enter wallet name, for the new wallet you want to create
Click on next
Then click on standard wallet
Click on create a new seed
Click on Segwit or Legacy
It will generate new seed phrase for your second wallet.

You can manage legacy wallet on the first and segwit on the second, but these are two wallets entirely with different seed phrase, but on the same electrum wallet app.
7089  Other / Beginners & Help / Re: Legacy to Segwit Wallets on: March 18, 2021, 12:47:25 AM
For example, size of a transaction including 10 bech32 inputs and 1 output would be about 722 vbytes and 1524 bytes. That's more than 52% reduce in transaction fee.
I found it surprising that segwit to segwit with 10 input and 1 output to have around 52% reduction truly if compared to legacy to legacy. But, I do not think the more reduction in fee is beyond 10 inputs as I calculated for 20 inputs, 80 inputs, even 2000 inputs, while the output remain constant at 1, the results are still around 52% reduction. I hope I am correct.
7090  Bitcoin / Mycelium / Re: reinstalled mycelium and restored with seed phrase, but no tx history or funds on: March 17, 2021, 09:43:56 PM
Last week I figured i would try having a look again and suddenly the funds and tx history was there! I quickly sent my funds elsewhere and felt relieved.
The reason you did not see it before was because your wallet has not yet synchronized or fully synchronize with the blockchain, you will need to make sure you have good internet connection, and that the wallet has fully synchronized with the blockchain next time.

Now I'm trying to restore my father's wallet with a his seed phrase and am dealing with the same problem again, zero funds shown and no tx history
Make sure the wallet synchronize and have good internet. Hope your father did not extent his seed with passphrase? If the seed phrase is correct and not extended with extra words, you should see the fund. I will advice you to install mycelium on Android, or electrum preferably on computer, but can also be installed on Android too, import the seed phrase and check if the bitcoin appear.




7091  Other / Beginners & Help / Re: Legacy to Segwit Wallets on: March 17, 2021, 09:31:54 PM
I have a Legacy Wallet by Electrum and want a Segwit Wallet to run on my computer,
Can I have both? How do I add a Segwit Wallet to my device?
Why do you need both segwit and legacy addresses? Before you make your decision, you will pay more fee why using legacy address for payment.

Legacy have the high transaction fee
Nested segwit (3-prefix addresses) can reduce the fee up to 26%
Native segwit (bc1- prefix addresses)  can reduce the fee up to 42%

Also know that you can transfer bitcoin to any of the addresses, you can transfer from segwit to legacy or from legacy to segwit. But using segwit will safe you fee while making Bitcoin transactions. The reason best for you to just send your bitcoin to native segwit addresses.

On electrum, you can just create the native segwit. Open the newly downloaded wallet (download from electrum.org and verify the GPG signature)
Click on 'Next'
Click on 'Standard wallet'
Click on ' Create a new seed'
Click on 'Segwit' just as instructed above by BlackHatCoiner, and safe fee while making transactions.

Do not forget to backup the seed phrase, and offline backup is recommended.
7092  Other / Beginners & Help / Re: -Newbies- watch out for these on: March 17, 2021, 08:06:44 PM
Yes this also some actually clone the account of a bright and shinning known influencers then imitate the influence, contact to telegram or Gmail include to finish off the scam, truly I don't think anyone should fall for one or two fake proof the scammer gave them, and sticking their money/bitcoin/crypto-currency
Many humans are greedy and deemed foolish, no matter what happen, no one should trust anyone that has not been known or seen before. I become to think and surprised about how someone will believe in a trader unknown and send him funds to trade for him. Be it any online point of meeting, such people should not be trusted. This is happening everywhere online, even on social media platforms where scammers deploying different tactics to scam people, but it is people that will just have to know 1% profit daily seemed like scam not to talk of 5% or high promising profit that will only result to scam.
7093  Economy / Web Wallets / Re: Problem importing addresses on: March 17, 2021, 04:28:16 PM
I used bitaddress.org in most cases, but for some wallets it is not suitable, due to the different formats (example of Trustee Wallet).

Is it because that you are trying to import generated segwit (bc1 or 3) addresses in them?
First of all, we should not hide the fact that Trust wallet has gone completely close source, but that is not the main reason of this post. It is impossible to import Bitcoin private key into Trust wallet, it can only be done using the seed phrase. Although, Trust wallet support importation of some coins private key (I do not know if master private key or extended private key is sopoorted)

     

     

I was surprised to notice this on Trust wallet as it currently supports private key importation of 36 altcoins while not support that of bitcoin.

7094  Bitcoin / Electrum / Re: use wallet imported from amory offline within electrum on: March 17, 2021, 04:06:14 PM
Thanks for clearing the doubt, because I came across an article where they mentioned you can also use the private keys to create a watch-only address, probably it was available in old version or never had such a feature?
There are some misleading articles online, that is why forums like Bitcointalk are very important to get valuable information. How private key is designed, it is designed to fully recover your wallet. The private key itself can generate signature anytime you want to spend, but public keys and addresses can not generate the digital signature, which means they can not be used to spend (but only used as watch-only). So, addresses and public keys can not generate digital signature, in which they can not be used to spend but only as watch-only wallet. In this regard, the private key is very important, it is able to generate the public key and the address will be generated, while generating digital signature to unlock bitcoin on blockchain and spend it which can not make it be used as watch-only on wallets but to spend. In this regard, anyone that has the private key generated by a particular wallet can be use to unlock and spend the bitcoin the private keys controls on blockchain.
7095  Bitcoin / Electrum / Re: use wallet imported from amory offline within electrum on: March 17, 2021, 03:21:16 PM
You can create watch only wallet on Electrum using your private key as well (correct me if I am wrong)
No, you can not use private key to create watch-only wallet, you can only use it to recover wallet in which the whole wallet will be regenerated. To create a watch-only wallet, you need the master public key or the addresses to be imported as hosseinimr93 explained.
7096  Other / Beginners & Help / Re: Where the F*%^ did my BTC go? on: March 17, 2021, 02:50:08 PM
I have VERY little to be honest.  However, with the increase in value of BTC, it has grown from $100 to over $300.  Walletexplorer didn't help, but thanks.
I have just tested out https://www.walletexplorer.com/, it works perfectly, less than 5 seconds. But, what I noticed is that it has a way to link transactions from exchanges by tracking the withdrawal transactions on such exchanges. If you have not make withdrawal from the exchange, it will definitely not work, but if you have withdrawn bitcoin from the address on the exchange, it will be able to track the txid as it is connected to many addresses and know it is from the exchange, the site uses withdrawal transactions hash of such exchanges and some other sites which will be used to know the exchange.
7097  Economy / Web Wallets / Re: Problem importing addresses on: March 17, 2021, 02:21:17 PM


That private key does not ended in the red bracket you used for demarcation. Also know that cryptography is wider, the example above like the one below is an 'Elliptical Curve Keys created using OpenSSL' not the way bitcoin private key is created. This is used in generating a self-signed certificate
https://www.scottbrady91.com/OpenSSL/Creating-Elliptical-Curve-Keys-using-OpenSSL

-----BEGIN EC PRIVATE KEY-----
MHcCAQEEIKEubpBiHkZQYlORbCy8gGTz8tzrWsjBJA6GfFCrQ98coAoGCCqGSM49
AwEHoUQDQgAEOr6rMmRRNKuZuwws/hWwFTM6ECEEaJGGARCJUO4UfoURl8b4JThG
t8VDFKeR2i+ZxE+xh/wTBaJ/zvtSqZiNnQ==
-----END EC PRIVATE KEY-----

NotATether has commented about how bitcoin private keys looks like, the WIF-compressed starts with either K or L while the WIF starts with 5. To do that, bitaddress.org is enough. There is another type that is used to generate the WIF-compressed or WIF private key which are in hexadecimal, while the last one starts with 6P if you encrypt your private with BIP38 passphrase. But the wallet import formats start with 5, K or L. For low transaction fee, compressed private key should be used.
7098  Other / Beginners & Help / Re: [Guide] Use CPFP if your stucked transactions from blockchain.com wallet on: March 16, 2021, 01:43:38 PM
It is theory, I did not check and I am not sure that Blockchain.com wallet allows you to send your bitcoin to an address in the same wallet.
On blockchain wallet, after you send the bitcoin, did you notice any change in the address, like it is replace by another? I am not a fan of blockchain wallet though, but I will like to know this. Also from their support, any coin you received on blockchain wallet, the wallet address will change, and from the first link below, it is indicated that blockchain support change address, but will likely appear either if you send bitcoin to someone or you receive bitcoin from someone, unlike electrum that you can control your addresses manually which is an advantage.

https://support.blockchain.com/hc/en-us/articles/360000574523-My-receiving-requesting-address-has-changed
https://support.blockchain.com/hc/en-us/articles/360018566291-Change-addresses

I am not only specifying on blockchain wallet, I am just implying that sender can be able to spend from change address UTXO to perform child-pay-for-parent also.

Like on electrum, if I am the sender, and I have change address (in the unconfirmed transaction), I can spend from the change address to perform child-pay-for-parent and pay high fee on the child transaction to get my both transactions (child and parent) confirmed earlier, that is what I am pointing out. But, although, I would not do so as I would ON the replace-by-fee so to be able to still pay less fee to pump the transaction if compared to CPFP.
7099  Bitcoin / Electrum / Re: ELECTRUM SEED MYSTERY: MANUALLY EXTENDED PHRASE on: March 16, 2021, 12:56:36 PM
Does anyone has any suggestion of a possible solution?
What did you mean by it did not work? The balance was zero (0) or the next button was not available after you input the seed phrase and the extended words?
7100  Other / Beginners & Help / Re: [Guide] Use CPFP if your stucked transactions from blockchain.com wallet on: March 16, 2021, 12:43:19 PM
Please, never mind some of my opinion which I will first address about blockchain.com wallet

  • It does not support segwit addresses, making its users to pay more on transaction fee. Nested segwit can reduced fee by 26% while native segwit can reduce fee by 42%
  • Like you included in the OP board, it does not support replace-by-fee
  • It is a web wallet, most vulnerable to attacks
  • Can not spend unconfirmed transaction input(s)

These major reasons should discourage people from using blockchain wallet.

There are some other information that needs to be shared about child-pay-for-parent.

1. The sender if using blockchain wallet, he can still use of child-pay-for-parent if he has change address after broadcasting the transaction, the UTXO (unspent transaction output) which is the change back into sender's wallet another address after broadcasting the transaction, all the sender needs is to spend from the change address UTXO by including funds on the change address in another transaction and send the bitcoin into another own (sender) address, or maybe sending to another person, it will work also. But in this case, the fee should be enough in a way it will cover two transactions to be confirmed earlier, enough fee to cover child transaction, and enough fee to also add up to the parent transactions, which will be paid in the child transaction to get the transaction confirmed earlier.

2. The second case is what is well explained above, but this can only happen if the sender is sending to himself, or tell the receiver to do it. This can be done on wallets like electrum that can spend unconfirmed input transactions, this will make the receiver to spend the transaction into another address on his electrum wallet, but in case he wants to send part of the bitcoin to another person, he can also just use the opportunity, his confirmed transaction and the transaction he sent (to his address or another address) will be confirmed at ones if enough fee is used as explained above, but it should be noted that the receiver has to spend from the unconfirmed transaction input.

Lastly, on electrum wallet, replace-by-fee is by default, but it is not bad to check it as implied.
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