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1  Bitcoin / Project Development / Re: How do I create and design simple website? on: February 14, 2021, 08:56:42 PM
Your best and easiest choice would be find a popular web hosting company like A2hosting or hostinger, many of them provide one-click deployment packages for Wordpress website. Wordpress provides pretty much everything a typical website needs. You'll set up a functional website in an hour and don't even need coding.
2  Other / Off-topic / Re: The security megathread: Detailed info about keypairs, encryption, and more on: February 14, 2021, 08:33:25 PM
Nice, very good material!
Do you want to add some analysis about quantum proof? Quantum computers are in rapid development quietly, and the exponential nature of Moore's law means it'll be there probably sooner than all of us can expect. Years ago Vitalik Buterin wrote a short article about Bitcoin's quantum proof on Bitcoin magazine, but probably people weren't paying enough attention.
3  Alternate cryptocurrencies / Service Discussion (Altcoins) / Re: Which is the best decentralized exchange Bisq or Uniswap? on: February 14, 2021, 08:07:08 PM
The real big problem with these decentralized exchanges is liquidity. During volatile times it's hard to find people willing to trade. The spread is very high too, +/- 20% isn't uncommon. For the less popular coins this is only worse. Wait for a day but no one posts a trade within a reasonable spread, and the price change would defeat your expectation.
An exchange without enough liquidity is useless despite its 100+ nice features and technical advantages.
All the differences are really minor. The only big difference is LIQUIDITY and USER POPULARITY. The one with higher LIQUIDITY is always better.
4  Economy / Service Discussion / Re: Does anyone have experience with Bit49 hosting service? on: September 05, 2019, 04:09:46 AM
I asked them a few questions about the quote and they haven't replied to me after a week.
5  Economy / Service Discussion / Re: Does anyone have experience with Bit49 hosting service? on: September 03, 2019, 01:54:28 AM
Bit49 is offering S9 host for only $330-375 equipment plus $40-48 monthly cost. Host location is in Russia.

I just wonder the same.

Their website has been redesigned and looks bad. Some ppl had bad experience with hosting in Russia.

Is there any new information input? More info is better.
6  Alternate cryptocurrencies / Speculation (Altcoins) / Re: BTC Dominance: 66.9% on: August 05, 2019, 12:31:35 AM
About 3 years ago amid the rising number of altcoins and ICOs, some bitcoin maximalists wrote reasons of why those altcoins would ultimately fail, and bitcoin would eventually dominate. Some of these articles can be found on Nakamoto institute website. Very interesting read.

The prediction sounds ridiculous to some people, but now it seems to come true. Bitcoin rising in value, and altcoins slowly bleeding to non-existence.

One thing many people don't realise is: market cap / money flow / coin price aren't necessarily linked to superior technology. Money is a collected hallucination. You can have outdated technology which people want to put the money in, or superior technology which no one cares.
7  Alternate cryptocurrencies / Altcoin Discussion / Re: Should i quit on joining bounty campaign? on: August 05, 2019, 12:26:05 AM
I would say just quit. Not worth your time and effort. Most bounty campaigns have very little reward. Under $1 per hour isn't uncommon. And there's the risk with crashing coin prices which happens to almost every new over-hyped coin.

Basically those scums behind trashy ICO projects just want to utilise you as free or near-free labor, by playing with human greed.

A legit and ethical project should never have any "bounty" program - utilising people as near-free labor. Instead the founders should offer full time or part time jobs to the ones who will make contribution  and pay a competitive salary based on industrial standards.

Unless it's a non-profit project and someone voluntarily wants to make contribution without pay. But this kind of non-profit project will not and should never have an ICO money-raking scam, or run a "tokenized" scam scheme in the first place.
8  Alternate cryptocurrencies / Altcoin Discussion / Re: Why Doge coin is bad on: April 10, 2019, 10:44:37 PM
Many years later this shitcoin still exists, and within the top 30 market cap.
We know it's meaningless and has no real advantages to Bitcoin but... the majority of people don't.
The majority of people know very little about crypto, and they never want to learn. Learning new knowledge is mostly a burden to them. And bear in mind that most people don't judge things by content and quality, but by appearance, and often with their their own prejudice in an emotional way.
Dogecoin early promoters painted the (false) image that "Bitcoin is used by criminals but Dogecoin isn't, so DOGE saved the crypto reputation, thus better than BTC". And the Doge brand seems to be more cute than Bitcoin's "golden coin". These superficial appearances are enough for many people to prefer DOGE to BTC, emotionally.
With these adopters existing, DOGE will keep flourishing. It's people's belief which gives money / cryptocurrency its value.
For DOGE to go away, there needs to be some dramatic events such as a major hack which reveals its big security flaws, or if it turns out that criminals use DOGE too, which tears apart its false "cute" image.
9  Alternate cryptocurrencies / Altcoin Discussion / Re: How to check if ICO is scam or not? on: April 10, 2019, 10:23:15 PM
There are many ways as others mentioned such as quality of whitepaper, website, authenticity of team, advisors, presence of institutional backing etc. But unfortunately, you'll never truly know until after the ICO is concluded.

You can have an ICO with the best presentation, and still turn out to be a scam. Why?

There are cases of which seemingly legit ICOs with good quality presentation exit without returning investors' fund, simply because they can't raise enough money during ICO. People lose interest in this bear market and the number of ICO investors declines sharply. And unfortunately when these ICO founders are hit by the harsh reality which they weren't prepared due to their plain ignorance and over confidence - very common in the blockchain industry, they change their mind and decide to "recover the loss" and "save their ego" by taking away whatever investor's fund, instead of returning they money and acknowledging their failure and incompetence.

Do a google search "legit ICO turn to exit scam" and you'll find out the unpleasant fact.

Probably the only ICOs giving you more confidence are the ones run by established "conventional" businesses instead of blockchain startups. Even if their ICOs fail, it's more likely they'll return your fund, because they are well established businesses, and so less likely to risk their existing reputation by scamming.

But who knows, even these established businesses may still keep your money - they won't exit, but will come up with some shameless excuses (some of which have been already demonstrated, like "you failed to pass KYC / AML / identity check / xxxx compliance" or "blockchain technical issues"), if they are really desperate in getting profit. Remember even Coinbase (and some other crypto exchanges) have a notorious history of "disappearing" customers' deposits, which saw a surge during the crypto mania in 2017. If this happens, your only hope remains in a class action.
10  Economy / Exchanges / Re: Where to start exchange wallet implementation? on: April 17, 2018, 11:07:02 PM
The fact that you are asking these questions is quite concerning for anyone who would want to use this exchange.  My suggestion is to do a lot more reading to see how exchanges have been hacked, what others have tried and recommend and then think about the architecture you want to use based on that.

Most those so called "exchange hacks" are in fact exit scams committed by the exchanges themselves, with the crappy excuse of "being hacked".

Exchanges take away all the fund. So easy to make money.
11  Bitcoin / Development & Technical Discussion / Re: Why isn't Satoshi's one-time address-key pair proposal implemented? on: April 17, 2018, 10:56:20 PM
Why isn't this implemented in Bitcoin Core wallet
It is, and many wallets do use a new keypair for every single transaction. New keys and their addresses are generated every time you get an address to receive Bitcoin. New keys and addresses are generate for every time a change output is needed.

In fact, the only wallets that don't are poorly written wallets that people should not use. Every major wallet software available uses new addresses for change and for receiving.

In electrum wallet the default is to use 1 receiving address. Although multiple addresses are generated when I initially create a wallet, they are never used (not even for change) unless I specifically transfer funds to them. I don't know why.  

Is electrum a bad implementation?
12  Bitcoin / Development & Technical Discussion / Why isn't Satoshi's one-time address-key pair proposal implemented? on: April 17, 2018, 06:45:41 PM
In the Bitcoin whitepaper, Satoshi Nakamoto proposed using a one-time address-key pair for each transaction to enhance anonymity.

Quote
As an additional firewall, a new key pair should be used for each transaction to keep them from being linked to a common owner. Some linking is still unavoidable with multi-input transactions, which necessarily reveal that their inputs were owned by the same owner. The risk is that if the owner of a key is revealed, linking could reveal other transactions that belonged to the same owner.

Why isn't this implemented in Bitcoin Core wallet or enforced as a verification rule? The implementation can significantly enhance privacy, although not as anonymous as Monero but definitely will make chain analysis much harder and costly. And it won't compromise security.
13  Alternate cryptocurrencies / Bounties (Altcoins) / Re: [AIRDROP] 🌏 Skycoin - Skywire Internet for life! 🌏 on: April 17, 2018, 06:21:23 PM
Hi,

Airdrop is still available ?

Thanks you.

Br,


Airdrop ended on March 31.

But I haven't received it! Still waiting.
14  Alternate cryptocurrencies / Mining (Altcoins) / Re: I shut it down tonight boys. on: April 06, 2018, 05:11:22 AM
What's your hash rate?

Even at $0.2 kW/h the most expensive electrcity in the world I can still gain a tiny profit mining ETH.
15  Alternate cryptocurrencies / Altcoin Discussion / Re: Verge got hit by a sever 51% attack; while Dev team brushed it aside as minor. on: April 06, 2018, 05:09:06 AM
People are stupid, they believe in their own religious hallucination and call facts and reality as "fake" "FUD". If you wake them up they call you STFU.

Blockchain and cryptocurrency are not inherently secure in themselves. Bad design can make them vulnerable.
16  Alternate cryptocurrencies / Mining (Altcoins) / Re: On the brighter side, ETH difficulty is down. on: April 01, 2018, 03:11:19 AM
But the year-long difficulty trend is still up up up.

When difficulty is temporarily down, even more miners will join, assuming they can get more shares of ether...

Expect a bounce soon.
17  Alternate cryptocurrencies / Mining (Altcoins) / Re: First Ethereum ASIC 88ASIC E1- 680 Mh/s - 2000$ on: April 01, 2018, 03:04:43 AM
Wait a moment... sounds too good to be true.

No company background info at all.

Website is crap. Twitter link and contact don't even work. Chinese version of website is a shitty translation by Google translate. (Considering it's a Chinese company)

Scam alert?
18  Alternate cryptocurrencies / Mining (Altcoins) / Re: First Ethereum ASIC 88ASIC E1- 680 Mh/s - 2000$ on: April 01, 2018, 02:58:00 AM
Really? And the $2000 includes power supply?!

So the hardware cost / hash is less than 40% of typical GPU rigs, if you bought damn cheap GPU at nearly $210, and only 1/5 the cost if you bought overpriced $400+ RX 480. Power is only 18% of GTX 1070 rigs with the same hash.

Sounds too good to be true. How are the high power efficiency and low cost achieved?
19  Alternate cryptocurrencies / Mining (Altcoins) / Re: Is it possible to change the bios from Hynix to Samsung on dual bios rx 580? on: April 01, 2018, 02:48:10 AM
Why no one tried to answer the questions in this post?

I'm in a similar position. My card is 8GB RX 580 OEM made by Dell (a rebranded RX 480), a mixture of Samsung and Hynix memory. GPU-Z shows only Hynix.

My answer is you don't change the memory type. Open the BIOS rom with Polaris Editor, you can see 2 sets of memory straps, distinguished by a number 1 or 2 in front of the frequency labels, either
1:frequency
or
2:frequency

Each corresponds to one type of memory, as shown under VRAM list. If Samsung is the 1st entry under VRAM list, then all 1:frequency straps are for Samsung memory only, and the 2:frequency straps are for Hynix only.

You need to use separate timing straps for each memory type, because they behave differently. If you use Hynix timing for the Samsung straps, it won't give best result.

Other than that, I do have undervolting problems. Any attempts to undervolt by AMD Radeon Setting, OverdriveNtool or other tools don't work, voltage never went below 0.988V. Don't know why.
20  Alternate cryptocurrencies / Mining (Altcoins) / Re: What happened to GPU mining (late March 2018)? on: March 29, 2018, 06:13:56 PM
With high electricity cost at $0.2 /KWh, Ether under $400, difficulty so high and low hashrate on GPU, I'm losing money mining.
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