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May 05, 2024, 03:21:26 AM *
News: Latest Bitcoin Core release: 27.0 [Torrent]
 
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1801  Economy / Economics / Re: Some are hungry, some are losing their homes - some are doubling their wealth on: August 22, 2020, 08:11:58 PM
In my opinion, the primary causes of wealth inequality have been the actions of governments to solve economic problems through social, fiscal and monetary policies. Whether or not wealthy people are intended to benefit from these policies, they are able to make use of them more effectively than the rest of the population, and so ultimately they benefit the most.

An obvious example is quantitative easing. Though the purpose is to give everyone more money in order to stimulate the economy, it actually benefits wealthy people much more than everyone else by supporting prices of debt and equity, and by lowering the risks of investments. It is absurd to believe that the best way to help people suffering financially is to give money to banks and investors.

So rather than putting the blame on wealthy people, the blame should be put on the politicians and the bureaucrats that concoct those policies that are ultimately destructive.
1802  Bitcoin / Development & Technical Discussion / Re: Bitcoin Core: can it show OP_RETURN data on the GUI ? on: August 22, 2020, 07:49:54 PM
No and I'd avoid any wallet that displayed it.  That data comes from an third party and can be malicious.  If not malicious, it can be and often is spam.
The best defence against malicious messages and spam is both to just to avoid displaying human readable information sourced from untrusted sources.

Perhaps giving the user the ability to add simple regex plugins that could parse certain OP_RETURN transactions in their wallet and display relevant info would be a safe and useful feature.
1803  Bitcoin / Bitcoin Discussion / Re: key safety strategies? on: August 22, 2020, 07:40:58 PM
What are the best private key safety tips.
I just learned about the CASA app. But it has a monthly fee.
What other srategies can I consider?

It really depends on your circumstances and on what you are trying to accomplish. You have not given enough information in order for anyone to give you good relevant advice.

In general,
  • It is important to store backups of your seeds and private keys offline with strong physical protection.
  • Never store cold wallet seeds anywhere that is accessible to the internet.
  • Hot wallet seeds and private keys must remain private and encrypted always.
1804  Bitcoin / Development & Technical Discussion / Re: Ultimate Solution to 51% Attacks: Amend the Nakamoto Consensus on: August 22, 2020, 05:40:10 PM
The new paradigm "The longest chain is the right chain IF it does not suggests to reorganize more than X blocks of the already existing chain" must be applied in order to make these attacks impossible.

Can't this be accomplished more easily by the interested parties considering a transaction to be tentative before X confirmations? Edit: Oops, somehow my logic was backwards.

Also, a 51% attack has other capabilities, such as censorship and DOS, which the proposal does not prevent. So, you can't really call it an "ultimate" solution.
1805  Other / Serious discussion / Re: 12 Coronavirus Autopsy Cases Reveal TRUTH About How Coronavirus Patients Dying on: August 22, 2020, 05:10:21 PM
...
Note the most salient data on this chart: as of May 10
you are presenting an old data set, which has subsequently been *ahem* revised
Here is up-to-date data from California: https://www.cdph.ca.gov/Programs/CID/DCDC/Pages/COVID-19/COVID-19-Cases-by-Age-Group.aspx

It basically shows the same thing, so what's your point?
1806  Other / Beginners & Help / Re: For beginners what is technical analysis on: August 22, 2020, 08:12:01 AM
...Technical analysis, at its core, is the analysis of market forces of supply and demand which represent the overall market sentiment. In other words, the price of an asset is a reflection of the opposing buy and sell forces and these forces are closely related to the sentiments of traders and investors (mainly fear and greed). ...

TA is the analysis of prices (and volumes) with no real regard for the underlying causes. Nowhere is the underlying cause of a head-and-shoulders pattern explained (because it doesn't exist). Nowhere can you find any real studies showing that a MACD signal actually predicts anything (because it doesn't). Nowhere can you find explanation for the contradiction of a double top turning into a double bottom (because there is none). Nowhere can you find a reason for the use of Fibonacci numbers over others (because there is none).

TA is really just astrology for traders. TA is a pseudo-science based on fantasy and confirmation bias, but dressed up to look like science. There are no scientific or mathematical bases for TA. There is no empirical evidence that any TA techniques actually work.
1807  Other / Off-topic / Re: Solving Equations the Easy Way on: August 20, 2020, 08:30:35 PM
I like http://quickmath.com/
1808  Other / Off-topic / Re: Coin or Token? on: August 20, 2020, 08:09:43 PM
The advantage of a token is that you don't need a mining infrastructure. Supporting a mining infrastructure can be a huge burden for developers, and it potentially can be a serious distraction for the project. Creating your own block chain also introduces security risks that you wouldn't have as a token.
1809  Bitcoin / Bitcoin Discussion / Re: Mining process - SHA256 - Probability on: August 20, 2020, 01:24:28 PM
Your post is not clear, but I think this is what you  are looking for:

The probability of N chosen bits all being 0 is 2-N.
The probability of N chosen hexadecimal digits all being 0 is 16-N.
1810  Other / Off-topic / Re: Randomness on: August 19, 2020, 04:14:02 PM
I think you are confused by the use of the word "algorithm".

A "true" random number generator generates random numbers by sampling an unpredictable physical phenomena. Even though there might be code (which uses an algorithm) to do the sampling and report the values, the source is still unpredictable, and the algorithm for sampling and reporting doesn't affect the predictability.

On the other hand, a "pseudo" random number generator generates random numbers using math (an algorithm). The numbers are unpredictable as long as you don't analyze the algorithm or the values. Here is an example of an algorithm that generates pseudo-random numbers: Xi+1 = ( Xi x 1664525 + 1013904223 ) mod 232.
1811  Bitcoin / Bitcoin Discussion / Re: Points, Miles, Cash-back... Should we create similar systems in bitcoin? on: August 19, 2020, 03:43:20 PM
Simple, all I'm saying is that merchants can give a 2% discount on payment with bitcoins rather than credit cards...

That is already being done. For example, at APMEX:

Quantity    Check/Wire    BTC/BCH    CC/PayPal
1 - 9    $2,097.29    $2,119.14    $2,184.68
1812  Bitcoin / Development & Technical Discussion / Re: Bitcoin Dust on: August 19, 2020, 02:20:23 AM
... and if you do get sent dust to your addresses, do not spend it.

You can defeat the dust attack if you spend the dust in a coinjoin transaction.
1813  Economy / Economics / Re: Are there any Bitcoin ETFs in other countries? For ex on the London stock exchan on: August 17, 2020, 07:05:34 AM
BTCE on Xetra exchange (Germany)
Bitcoin Tracker One on the Nasdaq Stockholm exchange (Sweden)
1814  Economy / Economics / Re: USA will survive the economic crisis if it becomes a socialist country on: August 14, 2020, 06:38:42 PM
Hundreds of years of capitalism proved that capitalism is not good... some get rich and 90% stay poor .

Only 70 years of communism in Russia to prove that socialism is not good ... some get rich and 90% stay poor, and millions starve to death
1815  Bitcoin / Press / Re: [2020-08-13] What Bitcoin Can Learn From Gold About Staying ‘Clean’ on: August 13, 2020, 11:31:47 PM
Quote
If it can’t be traded in London, it isn’t as liquid. And so it’s not as valuable.

Is that actually true, and if it is, does it really matter? If I want to buy or sell gold, the price for me will be the same whether it is LBMA gold or not. Likewise, I don't use Coinbase, so it doesn't matter if my coins are "dirty" or not.

Also, bitcoins are automatically "cleaned" by usage.
1816  Bitcoin / Development & Technical Discussion / Re: How hard would it be to brute force an address. (Numerically) on: August 13, 2020, 10:33:09 PM
All possible combinations are not the same with all possible checksumed combinations.

Do we know how many are the all possible checksumed combinations for an address? It must be a number below 2^160.

A "base58check" address encodes a 8-bit prefix, followed by the 160-bit hash, followed by a 32-bit checksum. The checksum is completely dependent on the prefix and hash, so for each prefix, there are exactly 2160 possible addresses.
1817  Other / Serious discussion / Re: Testing a vaccine against a low risk virus. on: August 13, 2020, 06:51:10 PM
Nobody has claimed the $5,000 offered by a California doctor to anyone who can provide evidence that a healthy person has died from the Corona Virus.

Do you have contact information for this doctor? A google search doesn't show anything.
1818  Economy / Economics / Re: Since jobs are unlikely to return, Do u think there will be a 3rd $1200 stimulus on: August 10, 2020, 04:37:02 PM
The U.S. government will continue the payments for as long as one party or the other believes that they can buy the election. Both parties will claim credit for the payments and neither side will oppose them.
1819  Bitcoin / Bitcoin Discussion / Re: Facial Recognition Can Help to Come Out from Bitcoin Social Media Scams on: August 10, 2020, 04:18:05 PM
Don't bother reading the article. It is a waste of time. The article says nothing about how facial recognition might be used to reduce fraud.
1820  Bitcoin / Development & Technical Discussion / Re: How hard would it be to brute force an address. (Numerically) on: August 10, 2020, 04:04:40 PM
Why 58? What are the 2 characters that get skipped?

26 (a-z) + 26 (A-Z) + 10 (0-9) - 4 (0OlI) = 58
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