Right after allocators: containers or database connectivity?

[Andrei Alexandrescu via Digitalmars-d]

On 6/11/15 10:59 AM, Nick Sabalausky wrote:
> 2. There's also question about async I/O. A *LOT* of DB users are also
> going to be Vibe.d users, so we cannot afford to have problems in this
> area. Perhaps what we need to look at is getting Vibe's async I/O (or at
> least some low-level portion of it, if that even makes sense?) into
> Phobos somehow?

BTW I'm unclear about the ODBC async support on OSX and Linux, and 
Internet searches are not making that crystal clear. Does anyone know? 
-- Andrei