Jay Honeck wrote:

But to say that all class D's shouldn't have
a tower is ridiculous. To make places like Van Nuys, Pontiac, even
where I used to work, Grand Forks, ND; uncontrolled fields would make it
far more dangerous and tremendously inefficient.


People fly to North Dakota?

ducking!

I submit that if these airports are busy enough to need a control
tower, than they should merit radar. (I know some already have it,
but most do not.)


Radar can help but but is too coarse for a busy class D. Nothing will
beat a good pair of eyes and good judgement.