Just for the record, in 2011 Santa Cruz was proud to be the first in the US to try predictive policing:
https://www.santacruzsentinel.com/2011/01/14/crime-predictio...
https://www.santacruzsentinel.com/2020/06/20/santa-cruz-cons...
https://www.santacruzsentinel.com/2011/01/14/crime-predictio...
https://www.santacruzsentinel.com/2020/06/20/santa-cruz-cons...
a) an incompetent or politically stymied police force
b) predictive policing from prior crime data works