No the over emphasis on that one aspect, a lot of time it's easier to make more HP/E.T. by displacing a lot more fuel and air over time at a lesser efficiency than try to squeeze every last hp out of lesser amount of fuel and air. Especially since there narrow window of efficiently available to most of us. And little need outside highly competitive racing, if getting between 1.2-1.3 lbs-ft per cid is doing really good for most.