[blml] ACBL LC Detroit minutes

[Alain Gottcheiner]

Herman De Wael a écrit :
> Alain Gottcheiner wrote:
>
> [skip]
>   
>>>   
>>>       
>> And there comes a very interesting part of the problem : are you (or 
>> anybody) allowed to discard all claims of "I don't know" (you said 
>> yourself that the player shall prove his statement to the contrary, and 
>> that'll be very difficult), merely because your evaluation is that a 
>> substantial proportion of such claims are vitiated ?
>> My own experience is that people really don't know, very often so.
>>
>>     
>
> Alain, as you well know, "I don't know", even when true, is MI in any 
> case where a convention has been forgotten.
>
>   
So all we need is a way to tell when it means "We didn't discuss it" and 
when ti's "I've forgotten". In the second case, rule MI. In the first 
case, allow guesses.
It wouldn't be fair to say "you have to prove you didn't indeed discuss" 
and thereafter brush aside all possible attemps to do so.