Re: Defaulting to no mail

> > Getting rid of the AAAA fallback flips the default to be in line with
> > reality 
> Flipping any 20-year default for an global installed base should be
> pursued with an assumption that it won't work, not that it will.
Sure, but what's the installed base?  There's a presumably large set
of hosts accepting mail via A records.  There's no hosts accepting
mail via AAAA records.

Nobody's suggesting that we get rid of default to A.  That would have
had to happen in 1988.

R's,
John