Police departments no longer have to pay overtime or divert resources from other projects to find out where an individual goes - all they have to do is place a tracking device on someone's car or ask a cell phone company for that individual's location history and the technology does the work for them.
You had to be aware that I saw that photography was a mere episode in the history of the optical projection and when the chemicals ended meaning the picture was fixed by chemicals we were in a new era.