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Proof of Stake...




--On Thursday, February 06, 2014 11:27 PM -0500 David Vorick
<[email protected]> wrote:

>> From what I can tell, it does not.
> 
> The problem is that there's nothing preventing hosts from mining on forks
> simultaneously. In bitcoin, if you mine on forks simultaneously you'll be
> working with different headers and wasting hashes. In POS, you have
> nothing to lose from mining forks, and then picking the fork that
> benefits you the greatest.
> 
> Some bitcoin devs have called it the nothing-at-stake problem.

	
	Thanks David. I guess I won't get the full picture until I spend some
mental effort understanding the mechanism. Which is something I've been
procrastinating on =P

	At any rate, an attack against, say, nextcoin should be 'feasible' and
would be proof that proof of stake isn't too robust? 


	
	


> 
> 
> On Thu, Feb 6, 2014 at 9:44 PM, Juan Garofalo <[email protected]> wrote:
> 
>> 
>> 
>>         ...does it work?
>> 
>> 
>> 
>> 
>