CSLI data requires accessing private information, GPS tracking requires attaching a device to the object being tracked - both of those things are much different than taking photos of an object that is traveling/parked on public roads (or is visible from a public space).

According to citydata.com, the auto theft rate in San Jose is about 3.5 times the national average. Interesting, violent crimes are lower than the U.S average, which is pretty good for a large city...

the work has to be created for the purpose of sexual arousal in order to constitute child pornography.

Which is probably what would happen in San Jose (as the cop in the article said) - there are less than 1,000 cops in San Jose (over 1 million residents). It’s one of the lowest ratios in the nation, and there’s probably very little time for pro-active policing.

Well, actually, they can - you have a greatly diminished expectation of privacy when in public.