The point is that this sort of trading involves an algorithm making the "decision" to buy/sell/query trades at an extremely high rate. When I click "market orde

The point is that this sort of trading involves an algorithm making the "decision" to buy/sell/query trades at an extremely high rate. When I click "market order" on my eTrade screen it's going at nearly light speed too -- but we both know that's not the same thing and not what he meant. I think you're being a bit pedantic.