[Ietf-calsify] Issue 13, 24, 25: Generation of the recurrence set

[Eliot Lear]

Reinhold Kainhofer wrote:
> Am Montag, 23. Oktober 2006 11:14 schrieb Mike Higginbottom:
>   
>> Have we defined what actions are to be taken when implementations
>> encounter undefined/deprecated content? I guess a blanket statement along
>> the lines of 'ignore any undefined/illegal content' would be the best
>>     
>
> This means we break backwards compatibility with RFC 2445, when multiple 
> RRULEs or RRULEs that don't match the DTSTART are encountered. For RRULEs 
> with an UNTIL or not limitation at all, the current RFC was quite 
> uncontroversial, only the COUNT lead to problems.
>   

Right.  The problem here is that we cannot dictate what the right answer 
is for code that is already written :-(  but we can say, "Look, don't 
generate rules that we know will be interpreted in different ways."

Eliot