Are there video camera and microphones installed city-wide on streetlights or not?
Wrong. I've seen these from Pacific Beach to Imperial Beach. That is around 40 miles from North to South. They are _everywhere_. You can spot them by the black antennas sticking out the bottom of the light fixture.
Source: I've lived in San Diego for 50 years.
You can see them all here: https://cityiqmapsd.herokuapp.com/
What's your source?