Constant-on photo control is not a failure to optimise; rather, it is the right optimization for applications where continuous nighttime

Composite sensors sounded good when someone designed them for high mast lighting. They do not work.
The PIR motion

Composite sensors looked like a step forward. More sensors, more intelligence, more control.
In actual outdoor lighting, they became

Photo control is the right choice for road lighting.
Motion sensors have a place in specific low-traffic rural areas.

Adjustable lux offers flexibility that sounds useful until someone actually uses it.
In the field, it becomes the source

Should twist-lock photocells have a north arrow? For any serious outdoor lighting project, yes.
The arrow solves a real

Old lamps were forgiving. LED is not, at least not to the control gear sitting on top of it.