What rules have been used for the current list of codepoints?

[Michael Everson]

At 08:33 +0100 2006-12-15, Patrik Fältström wrote:
>On 14 dec 2006, at 23.49, Michael Everson wrote:
>
>>>I thought this was why we had classes. What 
>>>stops us from having a new class that is 
>>>"suitable for domain names"?
>>
>>Um, "classes"? What are these? Who defines 
>>these? Where is this registry maintained?
>
>UTC do have classes, that is one of the 
>properties we have been discussing all the time. 
>For example whether Nd should be included or not.

Those are called "Property Values". Please use 
that term. 
http://unicode.org/Public/UNIDATA/UCD.html
-- 
Michael Everson * http://www.evertype.com