As expected of a telecoms company - they want to use the standards that are already implemented in silicone.

Has anyone blogged the feasibility of hardware acceleration of Opus? I know they have an integer implementation already, but it seems we still don't even have Vorbis support anywhere...

From reading Wikipedia, the choice of G.719 sounds awful, since it needs licenses from not one but two companies and Ericsson pushing it sounds like something that would benefit them a lot.