I would disagree. We do not need innovation. We need stable functioning markets, which is a goal that is in direct conflict with innovative trading. The system,

I would disagree. We do not need innovation. We need stable functioning markets, which is a goal that is in direct conflict with innovative trading. The system, and the participants' confidence in that system is of far greater importance than the efficiency of the system, and infinitely more important than the opportunity for some smart computer guys to make a buck doing essentially nothing of value. "As fast as possible" should not be the goal. "As fast as necessary" should be, and we are well beyond that.