Allow me to answer that indirectly, in that on the large final emitter side, we think the regulatory structure that might be emerging is probably adequate. We've been having this conversation for a decade and a half. Are we going to get this right within the last 0.05%? Frankly, I don't care. Let's get on with it; we can course-correct.
On the other side of the economy, I'm not seeing any signals that we're seriously looking at the other 50%.