It's crazy to us too! Unfortunately, we don't have much say in the matter. That said, plenty of kids do still walk to school, and many do have sidewalks, although they're far from universal. The thing is that without the sidewalks you can more easily achieve:
Speed capture traffic cameras around school zones (nobody aside from the below likes these)
Contractor to manage the traffic camera
Kickbacks for the politicians to install the camera
It's crazy to us too! Unfortunately, we don't have much say in the matter. That said, plenty of kids do still walk to school, and many do have sidewalks, although they're far from universal. The thing is that without the sidewalks you can more easily achieve: