THANK YOU very much for your research! It's sincerely appreciated.
I'm getting the sense that the main reasons why Sheriff Arpaio's methods are not implemented elsewhere are:
Sound reasonable to you?
Yeah, the reasons you stated sound about right. ...especially the second one. It takes LEOs of unusual fortitude not to give a rip about the pressure applied by the ACLU and other leftist pressure groups, and unfortunately there just aren't many Sheriff Joe types around anymore.