> Not sure that'd help. I think that would make the problem worse, because actual market participants don't care about micro pennies. When you buy a stock from

> Not sure that'd help. I think that would make the problem worse, because actual market participants don't care about micro pennies. When you buy a stock from your banker, you don't care that you buy it at 65 or 65.00001. Who are the "actual market participants"? Why do you believe they don't care about sub-penny differences, or sub-second differences?