I'm sure Augusta National members will use all of their influence to ensure he's there as that means better ratings and coverage for them.
Tiger is a tough one to figure out, he's got such a bad relationship with the media that you can't read much into what he says or doesn't say. If he doesn't play in the Masters then I'd think his injury is much worse than he's let on thus far.
The Masters was never about ratings, revenue or coverage for the members.
Much of relationships with the media he brings upon himself