>
>
> Agreed, but a third party that would just be in charge of making certain
> that the blockchain is unaltered has nothing to do with the business
> involved. It is a technical trusted party, and there is no true reason it
> should be expensive (for example, it could publish the hash of the
> bl
bitcoin doesn't use a reduced proof of work. That's the costly feature of
it, and why it's genuinely distributed.
Grahame
On Wed, Nov 15, 2017 at 2:55 AM, Bert Verhees wrote:
> On 14-11-17 16:39, Grahame Grieve wrote:
>
>> either you end up falling back to a central authority after all -
>>
>
Le 14/11/2017 à 16:39, Grahame Grieve a écrit :
> In the healthcare related blockchain ideas or prototype
> implementations I have heard about so far something different than
> proof of work is used, for example proof of authority. That has
> other drawbacks and challenges, but it
On 14-11-17 16:39, Grahame Grieve wrote:
either you end up falling back to a central authority after all -
Can you explain why?
Bitcoin, f.e. is about billions of dollars without central authority,
that is one of the reasons the Chinese government prohibited the
creation (although they do no
>
> In the healthcare related blockchain ideas or prototype implementations I
> have heard about so far something different than proof of work is used, for
> example proof of authority. That has other drawbacks and challenges, but it
> does not suffer from the same power consumption problems.
>
th
In the healthcare related blockchain ideas or prototype implementations I have
heard about so far something different than proof of work is used, for example
proof of authority. That has other drawbacks and challenges, but it does not
suffer from the same power consumption problems.
Also any pu
On 14-11-17 16:24, Seref Arikan wrote:
You may want to check internet access packages in the Himalayas or
Sahara before you setup shop there Bert ;)
I am not really into that technical knowledge like radio-modulation or
laser-light modulation. But when they communicate with the Hubble
telescope
You may want to check internet access packages in the Himalayas or Sahara
before you setup shop there Bert ;)
On Tue, Nov 14, 2017 at 3:20 PM, Bert Verhees wrote:
> On 14-11-17 16:02, Philippe Ameline wrote:
>
>> It can currently been argued that this competition led to concentrating
>> miners i
On 14-11-17 16:02, Philippe Ameline wrote:
It can currently been argued that this competition led to concentrating
miners in China... but what could possibly go wrong?
Bitcoin is since a few weeks prohibited in China but it seems hard to kill.
But still, I don't think the use of blockchain in
Le 14/11/2017 à 12:31, Karsten Hilbert a écrit :
>> A Blockchain is a public (or at least shared) digital notary.
> ...
>> transactions are more expensive without a third party, because you need
>> to make the process of adding a new block "expensive enough" in order to
>> make sure that the one d
> A Blockchain is a public (or at least shared) digital notary.
...
> transactions are more expensive without a third party, because you need
> to make the process of adding a new block "expensive enough" in order to
> make sure that the one doing it can not deploy enough computing power to
> hack
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