They do not exist solely to collect revenue, although they certainly do that as well. They have been proven time and again to reduce speeding and fatalities, as other commenters in this thread have pointed out.
As far as using traffic cameras to reduce police forces, I haven’t been able to find that exactly, but there are plenty of examples of deploying traffic cameras to work around a shortage of officers which works out to the same thing.
Speed traps are just a tool to further monetize and rent seek car culture in the absence of public transit.
You can, in fact, hate both cars and infrastructure that exists solely to make using a car more expensive.
I have never heard of a town that reduced the size of its police force after installing a speed trap.
They do not exist solely to collect revenue, although they certainly do that as well. They have been proven time and again to reduce speeding and fatalities, as other commenters in this thread have pointed out. As far as using traffic cameras to reduce police forces, I haven’t been able to find that exactly, but there are plenty of examples of deploying traffic cameras to work around a shortage of officers which works out to the same thing.