[Election-Methods] YN model - simple voting model in which range optimal, others not

[Dan Bishop]

Dave Ketchum wrote:
> On Sat, 22 Mar 2008 19:35:13 -0400 Warren Smith wrote:
>   
>> The "YN model" - a simple voting model in which range voting behaves
>> optimally while many competing voting systems (including Condorcet)
>> can behave pessimally:
>>
>> http://rangevoting.org/PuzzAggreg.html
>>
>>     
> When I stare at this all I get is headaches:
>
> Why would Plurality voters be attracted to candidates with 3 Ys, or no Ys 
> - yet reject 4 Ys?
>
> Why would Condorcet voters seem to be attracted to Ns?  If the answer is 
> that they truly are, why should Condorcet be blamed as if a bad method?
>   
Yeah, I'm confused too.  I haven't even figured out how second choices 
are determined for IRV and Condorcet.