Dan Riley's the Alex Gibbs of stregth and conditioning. He's well known and respected around the league for what he does. If he were let go there'd be 31 other teams clammoring for him.
Dan Riley's not going anywhere until he choses to do so, IMO.
*edit: Dang ICak, what're the odds we'd post at the same time in a thread that's 10 hrs old. Weird, I tell ya