Language subtag registration for ao1990

[Michael Everson]

On 21 Aug 2011, at 23:39, João Miguel Neves wrote:

> Thanks. I don't know what makes a good prefix for the subtag. Could you
> please explain why acor1990 is better than ao1990?

It is less opaque.

> PS: unfortunately the opinion on the agreement is irrelevant for me, as
> I still have to manage both pre and post agreement until 2015.

I would prefer to see a concomitant request for the standard European Portuguese pre-"accord" spelling so that the distinction could be made by those who require it. 

Michael Everson * http://www.evertype.com/