@jtoomim activity
2 years ago: gave thumbs up to the article
94 percent of all BCH transacted since July 2020 is now a descendant of a CashFusion transaction
2 years ago: gave $50.00 tip to
"94 percent of all BCH transacted since July 2020 is now a descendant of a CashFusion transaction"
3 years ago: commented on the article "How my RPi4 handles 1M tx blocks"
It would be interesting to see block validation times too. There have been some big changes in block validation (specifically in `removeForBlock(...)` in v23.0 and more in the to-be-released v23.1, so...
3 years ago: gave thumbs up to the article
How my RPi4 handles 1M tx blocks
3 years ago: commented on the article "How my RPi4 handles 1M tx blocks"
Yes, roundabout that. In the previous article, the OP generated 255.9 MB blocks with around 1.3 million tx in them, which suggests an average transaction size of around 190-200 bytes from txunami with...
3 years ago: gave $5.00 tip to
"How my RPi4 handles 1M tx blocks"
3 years ago: gave $10.00 tip to
"Improved Flipstarter overview site - April 2021"
3 years ago: gave $20.00 tip to
"How my RPi4 handles Scalenet's 256MB blocks"
4 years ago: commented on the article "When and how to spam scalenet"
Thanks, Justin Holmes! I think it's awesome that I have absolutely no idea who that is.
4 years ago: commented on the article "When and how to spam scalenet"
Scalenet is a BCH testnet with (currently) a 256 MB blocksize limit. It's intended as a place where people can test the performance limits of their software or hardware without needing to worry about...
4 years ago: commented on the article "When and how to spam scalenet"
Scalenet is a BCH testnet intended for stress-testing BCH software in high-throughput conditions.
4 years ago: published the article
When and how to spam scalenet
4 years ago: gave $0.10 tip to
"SLP Foundation Update - What Have We Been Working On?"
4 years ago: gave $10.00 tip to
"IFP as an attack vector"
4 years ago: gave $10.00 tip to
"First demo of Mainnet Bitcoin Cash library"
4 years ago: gave $5.00 tip to
"Mainnet library update"
4 years ago: gave $1.00 tip to
"Could Amaury Be Collaborating with an Exchange and Faking the Fork?"
4 years ago: commented on the article "BCHN Financial Report 2020-09-03"
You should add these links to the article for finding issues or MRs labeled as "bounty":
https://gitlab.com/bitcoin-cash-node/bitcoin-cash-node/-/issues?scope=all&utf8=%E2%9C%93&state=opened&label_na...
4 years ago: commented on the article "The Suggestion for the Rational and Harmonious For..."
> 5. To add replay protection.
I am in favor of both sides adding replay protection. The game theory only works if both sides do it, though. Otherwise, it just devolves into a finger-pointing match a...
4 years ago: commented on the article "The Suggestion for the Rational and Harmonious For..."
> The opponents believe that the IFP will lead to the centralization of the BCH ecosystem which deviates from the nature of a decentralized cryptocurrency.
No, this is not the reason why people oppos...
4 years ago: commented on the article "The Suggestion for the Rational and Harmonious For..."
> Therefore, they firmly oppose the upgrade plan of ABC. BCHN has been developed and released BCHN 22.0 node version without the IFP.
BCHN 22.0 was being developed long before ABC announced their int...
4 years ago: commented on the article "The Suggestion for the Rational and Harmonious For..."
> In this case, accepting the reality of the imminent fork and realizing the first ever rational and harmonious fork in cryptocurrency history is the most sensible way forward.
What makes you think t...
4 years ago: commented on the article "The Suggestion for the Rational and Harmonious For..."
> 1. ABC’s IFP exploration is beneficial.
I do not believe this. Bitcoin ABC is so desperate for money that they are willing to split BCH because it will get them more money than they are currently g...
4 years ago: commented on the article "The Suggestion for the Rational and Harmonious For..."
> The inefficiency of public governance is a key issue that has restricted the development of BCH for a long time.
The IFP is a method of gaining funding, not a method of resolving governance issues....
4 years ago: commented on the article "The Suggestion for the Rational and Harmonious For..."
> The first step to resolve the governance problem is to have a public governance fund.
No, that should be the *last* step, not the first. We should not give Amaury $8 million/year, and then tell him...
4 years ago: commented on the article "The Suggestion for the Rational and Harmonious For..."
> The biggest risk of the IFP is causing the centralization of the BCH ecosystem.
No, the biggest risk of the IFP is that it will cause users, investors, and developers to perceive BCH as a corrupt k...
4 years ago: commented on the article "The Suggestion for the Rational and Harmonious For..."
> 4. The hash rate remains neutral.
The IFP code is inherently a 51% attack. That's just what the code does. Miners who run the ABC software will reject any block that does not pay ABC 8% of the coin...
4 years ago: gave $1.00 tip to
"Bitcoin Cash was going GREAT until this IFP nonsense."
4 years ago: gave $1.00 tip to
"This conversation was marked as resolved"
4 years ago: commented on the article "Grasberg DAA不为人知的问题"
Price?
Edit: I will not be paying anybody else to translate this article.
4 years ago: published the article
Grasberg DAA不为人知的问题
4 years ago: gave $5.00 tip to
"Bitcoin ABC's 8% Play for Bitcoin Cash"
4 years ago: commented on the article "BCHN Financial Report 2020-07-07"
Who are the current signatories in the 3-of-5 multisig wallet?
4 years ago: gave $10.00 tip to
"BCHN Financial Report 2020-07-07"
4 years ago: commented on the article "Dark secrets of the Grasberg DAA"
Yeah, I've been getting that criticism a lot lately. I heard similar comments on https://read.cash/@jtoomim/bch-fork-proposal-use-asert-as-the-new-daa-1d875696.
Maybe think of it as mental exercise t...
4 years ago: commented on the article "Dark secrets of the Grasberg DAA"
> There is still no team offering to do the work ABC has been doing
You copy-pasted that comment verbatim twice on reddit, too.
https://old.reddit.com/r/btc/comments/i32k7m/dark_secrets_of_the_gras...
4 years ago: commented on the article "Dark secrets of the Grasberg DAA"
> but there is no real alternative willing to openly step up and commit to doing it better
BCHN, BU, and BCHD are all stepping up and committed to doing better. Two of those three teams have been doi...
4 years ago: commented on the article "Dark secrets of the Grasberg DAA"
> it should be much less example 30sec-1min.
I would love to get to very short block times while still maintaining decentralization. It's going to take a lot of work, though. I believe the first step...
4 years ago: commented on the article "Dark secrets of the Grasberg DAA"
The timing was less than ideal. I wanted to get it out earlier, but ... the article just kept demanding more from me as I wrote it. Here's some more context on the timing:
https://old.reddit.com/r/bt...
4 years ago: commented on the article "Dark secrets of the Grasberg DAA"
My replies are on reddit:
https://old.reddit.com/r/btc/comments/i32k7m/dark_secrets_of_the_grasberg_daa/g0aevei/
4 years ago: published the article
Dark secrets of the Grasberg DAA
4 years ago: gave $5.00 tip to
"Knuth v0.3.2 - Software Release Announcement"
4 years ago: commented on the article "Announcing the Bitcoin Cash mêmé competition of 20..."
Your mom, on the other hand, was *excellent* in "Steamy Nights VII: The Sensual Sauna."
4 years ago: commented on the article "Announcing the Grasberg DAA"
For reference, the concrete proposal that apparently never reached ABC was published three weeks ago:
https://read.cash/@jtoomim/bch-fork-proposal-use-asert-as-the-new-daa-1d875696
and the code is h...
4 years ago: commented on the article "Announcing the Grasberg DAA"
It's 75 seconds, not 37. Check lines 123-127 of the diff.
4 years ago: commented on the article "Announcing the Grasberg DAA"
It's 5.5 years of worse emission, actually. The BTC drift was about 560 seconds per block, whereas Grasberg will be 675 seconds per block.
4 years ago: commented on the article "Announcing the Grasberg DAA"
We were still adding unit tests and other minor improvements at a rapid pace on the other repository. It didn't seem like fun trying to keep two repositories manually synced up all the time between tw...
4 years ago: commented on the article "Announcing the Grasberg DAA"
Correcting for historical drift means that in the future, we will be drifting by the same amount in the opposite direction until the two drifts cancel out. For every second we gained in the past, we w...
4 years ago: commented on the article "Announcing the Grasberg DAA"
My article included a link to an implementation:
https://read.cash/@jtoomim/bch-upgrade-proposal-use-asert-as-the-new-daa-1d875696
I also sent them a link to our implementation on July 17th:
https:...
4 years ago: gave $1.00 tip to
"The Not Invented Here Syndrome in Bitcoin Cash development"
4 years ago: gave thumbs up to the article
The Not Invented Here Syndrome in Bitcoin Cash development
4 years ago: commented on the article "BCHN Survey of Chinese Ecosystem about DAA Change..."
> The next step on the DAA is to adequately define the precise problem to be solved. Proposing solutions without first defining the problem will not constructively advance the conversation on this poi...
4 years ago: commented on the article "BCH upgrade proposal: Use ASERT as the new DAA"
> 2) By "low confirmation time" he meant we want the average confirmation time to be as close as possible to avg block time. ... It's not possible to have confirmation time less than avg block time....
4 years ago: commented on the article "BCH upgrade proposal: Use ASERT as the new DAA"
You're right on the consensus/policy issue for FTL. OTOH, the ABC/BCHN policy is actually a policy, not a consensus rule.
As for the mining strategies to exploit the FTL: the main one I referred to i...
4 years ago: commented on the article "Review of the ASERT DAA proposal"
Yes, it's an error on his part. The concept he was looking for (which is one of Amaury's favorites) is bonded mining, as described in [this paper](https://people.cs.umass.edu/~gbiss/bonded_mining.pdf)...
4 years ago: commented on the article "Review of the ASERT DAA proposal"
> Real-time targeting (RTT). Where wall clock time impacts what the difficulty accepted will be, and can be soft-forked into the protocol.
RTTs are not a soft fork. They are a hard fork, just like an...
4 years ago: commented on the article "Review of the ASERT DAA proposal"
It looks like you've linked to [this paper](https://arxiv.org/pdf/1603.00814.pdf) bo**u**nded-time algorithms on cyber-physical systems in e.g. aerospace instead of [this UMass paper](https://people.c...
4 years ago: commented on the article "Review of the ASERT DAA proposal"
> The random noise is intentional to dissuade calculated behavior.
Random noise is nearly as exploitable for profit as the oscillations are. It only takes about a second for miners to switch chains...
4 years ago: commented on the article "Review of the ASERT DAA proposal"
Yes, k-1 and k-2 perform better than cw-144. But they're not as good as wtema, asert, wt, or lwma in any of the scenarios I tested, so I dropped them from consideration.
> These algorithms are absolu...
4 years ago: commented on the article "Review of the ASERT DAA proposal"
> The relative profitability is dependent on a random variable, and thus, INDEPENDENT.
That is not what the word independent means in statistical and scientific contexts. A dependent variable is som...
4 years ago: commented on the article "Review of the ASERT DAA proposal"
> First, the simulation makes fundamental assumptions about the behavior of greedy miners. These assumptions are likely not valid. We are currently observing strategic greedy miners that exhibit seco...
4 years ago: commented on the article "Review of the ASERT DAA proposal"
> As such, the noise in the data introduces a fundamental minimum error.
Yes, there is a fundamental minimum error that any DAA will face. But `cw-144`'s error is at least 20x larger than that funda...
4 years ago: commented on the article "Review of the ASERT DAA proposal"
> Finally, there is no error introduced into the timestamps. There is significant variability in the actual timestamps, and time it takes to produce a block.
[There *are*](https://github.com/jtoomim...
4 years ago: commented on the article "Review of the ASERT DAA proposal"
> Some of these other options are:
> (4) Avalanche consensus to determine which block is chosen every 10 minutes.
If we get rid of PoW entirely, then we don't need a DAA any longer. But how likely i...
4 years ago: commented on the article "Review of the ASERT DAA proposal"
> Some of these other options are:
> (3) Real-time targeting (RTT). Where wall clock time impacts what the difficulty accepted will be, and can be soft-forked into the protocol.
If you want RTT, th...
4 years ago: commented on the article "Review of the ASERT DAA proposal"
> Some of these other options are:
> (2) Bounded [sic] mining
Bonded mining is a bad idea. At a fundamental level, bonded mining is a workaround for a broken DAA. It's much better to *fix the bug...
4 years ago: commented on the article "Review of the ASERT DAA proposal"
> Some of these other options are:
> 1. Bobtail
Bobtail is an interesting proposal. However, it's about 10x as much code as a simple DAA change, and completely restructures the header -- that's a...
4 years ago: commented on the article "Review of the ASERT DAA proposal"
> Interestingly, from the analysis one proposal from ABC (cw-16-sha) for fixing the issue of resonances. It does so by modifying the current DAA (cw-144) to use a randomized window based on the curren...
4 years ago: commented on the article "Review of the ASERT DAA proposal"
> Additionally, the lead author of the simulation made relative profitability of mining Bitcoin Cash an independent random variable.
No, that is not true. Profitability is based on two things:
1. T...
4 years ago: commented on the article "Review of the ASERT DAA proposal"
> We are currently observing strategic greedy miners that exhibit second order thinking. They can, and are currently, strategically applying their hashrate, and manipulating timestamps, in order to c...
4 years ago: commented on the article "Review of the ASERT DAA proposal"
I did not once use the term "benevolent", but you put the term in quotes while paraphrasing my article. Please don't put things in quotes like that unless it is actually a quote.
4 years ago: published the article
BCH升级提案：使用一种新的DAA算法——ASERT
4 years ago: commented on the article "BCH upgrade proposal: Use ASERT as the new DAA"
> despite a lot of interesting research, it still looks like we've not even defined the exact problem
That's because there *isn't* one exact problem. There are many exact problems -- roughly a dozen....
4 years ago: commented on the article "BCH upgrade proposal: Use ASERT as the new DAA"
Every node has plenty of time to safely have this implemented by November. The actual amount of changed code is very small, and we're still 4 months away, and a little over 1 month away from the featu...
4 years ago: published the article
BCH upgrade proposal: Use ASERT as the new DAA