HEXUS: So you mean you might go "green"?You can read the full interview over here.
KD: I am not saying that directly but a lot of our customers, OEMs and retailers, have asked for both NVIDIA and ATI SKUs. Think of it like this, there are two types of people who will want a German car, some go for BMW, some go for Mercedes - the best thing to do is make sure both are covered. When the time is right, we may do it.
Sapphire planning NVIDIA graphics cards?

Hexus had an interview with Sapphire's CEO. Sapphire is ATI's biggest add-in-board partner but according to the CEO they may start offering NVIDIA graphics cards too.