Thanks for the reply.  It will ceratinly help me to think of these as 
distinct technologies, at  least until I get a bit more "han(d)s-on" 
experience :-)


On Monday, May 10, 2021 at 12:35:24 PM UTC-4 [email protected] wrote:

> A distributed ledger and a blockchain are distinct technologies. You can 
> use a blockchain to build a verifiable distributed ledger (verifiable in 
> the sense of being able to detect tampering after data has been entered, 
> there aren't any checks on the validity of the source data), but it is far 
> from the only way to do so. Distributed hash tables have been very 
> successful as distributed data stores that are far more scalable than 
> bitcoin in the long term, in a large part because it doesn't have the 
> continuously growing record of all previous actions, and it doesn't have 
> the huge security and privacy issues that a blockchain has.
>
> So distributed ledgers are very interesting, but while blockchains can be 
> used as distributed ledgers they are not the same thing.
>
> On Monday, May 10, 2021 at 4:09:25 PM UTC+2 [email protected] wrote:
>
>> I remain interested in Distributed Ledger Technology much more than I am 
>> interested in BitCoin and its other financial derivatives, that even 
>> Central Banks are considering as Cash replacements.  ( And I am not at all 
>> interested in NFTs since the Name says it all ... "Non Fungible" ... )
>>
>> One thing I really appreciate about this communitiy is the technological 
>> creativity that emerges here.  In part, I think it results from the fact 
>> that community membership is quite diverse, bring a lot of different 
>> experience and insight to bear.
>>
>> As more and more DLT systems emerge, it becomes appealing to me to be 
>> able to use partial segments from multiple systems as an effective 
>> combination lock.  For example, a combination of:
>>
>>    - The first 4 digits of the latitue and longiture of (as reported by 
>>    my cell phone) 
>>    - The last 4 digits of an active Credit Card (verifiable against 
>>    Credit Bureau data, together with full Address)
>>    - A reference to a recognized Social Media site (preferably with a 
>>    Pictire and peer reviewed) e.g. linkedIn or Flickr
>>    - The last 4 digits of my Passport number
>>    - ...
>>
>> Depending need, I can select various combinations that even include a 
>> startTime and validity Duraction.
>>  
>> With a bit of proper encoding into a Unicode hash, it becomes possible to 
>> even make such a key remarkably short since there are about 2.2 million 
>> useful Unicode points have been defined, ensuring that (2e6)e4 gives more 
>> than enough room!
>>
>> The appeal is that I can create distinct Tokens that meet my Security and 
>> Privacy needs, but that others can verify from reliable sources of public 
>> Definitive Data.
>>
>> Comments will be appreciated.
>>
>> Cheers,
>> Hans
>>
>> On Monday, May 10, 2021 at 5:14:52 AM UTC-4 [email protected] wrote:
>>
>>> or perhaps I am being too hard on the idea. Instead if you all want I 
>>> can add blockchain to tiddlywiki and sell NFTs pointing to wikis that I 
>>> made, like the original twederation wiki or the interaction fiction wiki.
>>>
>>> On Monday, May 10, 2021 at 10:54:03 AM UTC+2 Jed Carty wrote:
>>>
>>>> Yes, the central question is could blockchain be useful to tiddlywiki. 
>>>> And so far the only answer has been to use it as a proof of existence by 
>>>> storing what is in one blockchain (file hashes in git) in a different from 
>>>> in another block chain.
>>>>
>>>> Also, traceability in a blockchain is guaranteed only for events that 
>>>> happen on the blockchain, not for what the blockchain is supposed to 
>>>> represent. It is always open to any sort of manipulation at the human 
>>>> interface side. I could start a car tracing block chain, and I could add 
>>>> 10000 cars to it saying that I own them. That has no bearing on the real 
>>>> world without some mediating central authority, and with a mediating 
>>>> central authority the blockchain is redundant.
>>>>
>>>> People keep saying 'I am not familiar with the technology' and then 
>>>> arguing against someone who has studied the theory and technology that 
>>>> goes 
>>>> into blockchains in academic, hobby and professional capacities. The blind 
>>>> faith in the unchangeable nature of a blockchain is a huge security risk 
>>>> to 
>>>> anything that uses it. It is worth repeating over and over: all the 
>>>> guarantees are just for the numbers stored on the computer, there are 
>>>> absolutely no guarantees about what those numbers represent. All the 
>>>> traceability claims completely fail when it gets to the data entry into 
>>>> the 
>>>> blockchain.
>>>>
>>>> After working with some startups I am very familiar with how easy it is 
>>>> to separate people from large sums of money by making magical claims that 
>>>> aren't backed up by reality, investment in a technology and the actual 
>>>> utility of the technology don't correlate. 
>>>>
>>>> And as far as smart contracts go, never sign a contract you don't 
>>>> understand. Someone with my skills would be able to make a contract that 
>>>> does whatever I want it to do and have it all be essentially invisible to 
>>>> someone who isn't intimately familiar with the technology that goes though 
>>>> the code line by line to verify every part of it.
>>>> As as example: 
>>>> https://kf106.medium.com/how-to-sleepmint-nft-tokens-bc347dc148f2
>>>>
>>>> For ip protection, if Sony (or any other large monied entity) wanted to 
>>>> claim ownership of anything I have created I would bet on their money and 
>>>> lawyers over any proof I have of ownership every time, regardless of what 
>>>> proof of ownership I have, no matter how impossible it is to counterfeit.
>>>>
>>>> But, all of that is off topic, to address the original topic, there are 
>>>> three questions that need to be answered: what, how and why.
>>>> Why is easy, because it could be interesting. So we don't have to worry 
>>>> about that.
>>>> What is the important one that hasn't been answered aside from a 
>>>> legally untested method for proof of ip ownership. And that isn't a method 
>>>> for tiddlywiki so much as just an option using external tools. And given 
>>>> what I know, I would never accept a hash stored on a blockchain as the 
>>>> only 
>>>> proof of a claim if there were any significant consequences related to it.
>>>> It is impossible to answer how without answering what first.
>>>>
>>>> So, what would any blockchain technology do in tiddlywiki? Without that 
>>>> we may as well say 'should we incorporate Ingenuity flying on mars into 
>>>> tiddlywiki?' No one is going to claim that Ingenuity isn't important or 
>>>> worth paying attention to, but what does the question even mean? It is 
>>>> just 
>>>> gibberish without some idea of what 'incorporate' would involve.
>>>>
>>>> This is the exact same question as before and it needs an answer before 
>>>> there is any chance of discussion other than playing buzzword bingo. Like 
>>>> what does 'a blockchain of secure tiddlers' mean in practical terms?
>>>>
>>>> On Monday, May 10, 2021 at 3:07:54 AM UTC+2 TW Tones wrote:
>>>>
>>>>> Mart,
>>>>>
>>>>> I applaud your raising blockchain as a possible integration to 
>>>>> tiddlywiki. 
>>>>>
>>>>> I spent some time researching the technology, but I could not build an 
>>>>> instance, nor am I an expert, however some thoughts;
>>>>>
>>>>> I think it could be a good technology to make use of with tiddlywiki, 
>>>>> especially since it does promote secure sharing, unalterable "documents" 
>>>>> and cutting out the middlemen (which is some ways a feature of 
>>>>> tiddlywiki), 
>>>>>
>>>>> Perhaps the first application I can see is if there were a way to 
>>>>> publish selected tiddlers into a blockchain, effectively small documents. 
>>>>> A 
>>>>> range of features not possible in standard tiddlywiki would then become 
>>>>> available to tiddlywiki users and designers. In this case we would look 
>>>>> at 
>>>>> a providing secure, certified shared information services via such a 
>>>>> blockchain and to users of tiddlywiki. Plugins and utility data could be 
>>>>> published to the blockchain for public access and private tiddlers for 
>>>>> security `between wikis and wiki users.
>>>>>
>>>>> Now this somewhat simplified description of a block chain of secure 
>>>>> tiddlers could actually generate a wide number of seriously powerful 
>>>>> solutions, by keeping it to a simple set of enabling blockchain 
>>>>> technologies linked to the tiddler. I have cultivated a creative side to 
>>>>> my 
>>>>> use of Information Technology and can imagine many possibilities, but I 
>>>>> will not extrapolate for know asI hope others may contribute ideas 
>>>>> unaffected by what I think.
>>>>>
>>>>> As a person concerned with environmental damage I would be keen not to 
>>>>> develop a mining process that costs so much computing power as just 
>>>>> bitcoin 
>>>>> is already using a substantial percentage of total world computing and 
>>>>> power resources. I am not sure what this means for our possible uses.
>>>>>
>>>>> Regards
>>>>> Tones
>>>>>
>>>>> On Sunday, 9 May 2021 at 19:26:17 UTC+10 Mat wrote:
>>>>>
>>>>>> @inmysocks
>>>>>>
>>>>>> That's a very sober approach - but/and which I don't think anyone has 
>>>>>> contradicted. My question is; *could *blockchain somehow be of value 
>>>>>> for TW? I would not be surprised if it could, especially for aspects 
>>>>>> that 
>>>>>> we currently disregard or dismiss for TW. After all, TW is very generic 
>>>>>> so 
>>>>>> one way of looking at the question is if there are non-TW use cases that 
>>>>>> where blockchain is advantagous or even critical, and only *then* 
>>>>>> ask if TW could be incorporated and bring value in that context.
>>>>>>
>>>>>> Interestingly, you question the value of blockchain tech per se and 
>>>>>> identify a single use case (NFT's for collectable toys). I didn't intend 
>>>>>> for this thread to go there but I guess it's run its course so:
>>>>>>
>>>>>> I can see many use cases where blockchains make sense: One general 
>>>>>> area is "traceability". For example a *car blockchain* that tracks 
>>>>>> ownership of cars, their mileage, repairs etc. Or a housing registry. 
>>>>>> Makes 
>>>>>> a lot of sense to me. I can also see how central banks / nations would 
>>>>>> want 
>>>>>> full control over their money flows. Here's 
>>>>>> <https://www.winnesota.com/blockchain>a use general case for 
>>>>>> "logistics" and explanation for why blockchain tech supposedly is 
>>>>>> perfect 
>>>>>> for it. If nothing else, the article should make it clear (at least to 
>>>>>> me) 
>>>>>> that it can be difficult to see the use of blockchain if one doesn't 
>>>>>> actually know of the needs for the particular business. Other than 
>>>>>> traceability, blockchains also bring the smart contract aspect that cuts 
>>>>>> out middle men for transactions. A pretty big deal and potentially an 
>>>>>> enormous money saver. And, if nothing else, at least the potential for 
>>>>>> decentralized control of things should resonate with TW folks.
>>>>>>
>>>>>> Disclaimer: I know very little about blockchain tech but it is 
>>>>>> becoming a mature technology and there's billions USD poured into it... 
>>>>>> so 
>>>>>> there has to be *something *to it, I figure...
>>>>>>
>>>>>> <:-)
>>>>>>
>>>>>>

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